Document:

<PAGE>
                                                                     EXHIBIT 4.4

                             THIRD AMENDMENT TO THE
             ICO PETROCHEMICALS DIVISION SAVINGS AND INVESTMENT PLAN

ICO Worldwide, Inc. (the "Employer") having heretofore adopted the ICO
Petrochemicals Division Savings and Investment Plan, a prototype plan document
consisting of the Plan Agreement #001 and the Putnam Basic Plan Document #07
(the "Plan") effective as of April 3, 2000, pursuant to the power reserved to
the Employer in Section 17.1 of the Plan, hereby amends the Plan Agreement as
set forth below.

1.   Subsection A., B., C., E. and H. of Section 1., of the Plan Agreement are
     hereby amended effective August 30, 2002, by striking said subsections in
     their entirety and by substituting the following new paragraphs in lieu
     thereof:

         "A.      Employer Name: ICO Technology, Inc.

         B.       Employer Identification Number: 22-3439360

         C.       Employer Address: 5333 Westheimer Road
                                    Suite 600
                                    Houston, TX 77056

         E.       Employer Contact: Name: Charlotte J. Fischer
                                    Title: General Counsel & Secretary
                                    Phone #: 713-351-4100

         H.       Plan Name: ICO Polymers Savings and Investment Plan"

2.   Subsection A. of Section 3., of the Plan Agreement is hereby amended
     effective August 30, 2002, by striking said subsection in its entirety and
     by substituting the following new paragraph in lieu thereof:

         "A.      Classes of Eligible Employees. The Plan will cover all
                  employees who have met the age and service requirements with
                  the following exclusions:

                  [ ]      (1)      No exclusions. All job classifications will
                                    be eligible.

                  [ ]      (2)      The plan will exclude employees in a unit of
                                    Employees covered by a collective bargaining
                                    agreement with respect to which retirement
                                    benefits were the subject of good faith
                                    bargaining, with the exception of the
                                    following collective bargaining units, which
                                    will be included: _____.

                  [ ]      (3)       The Plan will exclude employees who are
                                     non-resident aliens without U.S. source
                                     income.

                  [ ]      (4)       Employees of the following Affiliated
                                     Employers (specify):

                                     --------

                                     --------

                  [X]      (5)       Leased Employees

<PAGE>

                  [X]      (6)      Employees in the following other classes
                                    (specify):

                                    Employees of the Oilfields Services
                                    Division"

3.   Subsection A.(1) of Section 7., of the Plan Agreement is hereby amended
     effective August 30, 2002 by striking said subsection in its entirety and
     by substituting the following new paragraph in lieu thereof:

         "A.      Amount.

                  (1)      Elective Deferrals and Employer Matching
                           Contributions. Compensation for the purposes of
                           determining the amount and allocation of Elective
                           Deferrals and Employer Matching Contributions will be
                           determined as follows (choose either (a) or (b), and
                           (c) and/or (d) as applicable).

                           [X]      (a)      Compensation will include Form W-2
                                             earnings as defined in Section 2.8
                                             of the Plan.

                           [ ]      (b)      Compensation will include all
                                             compensation included in the
                                             definition of Code Section 415
                                             Compensation in Plan Section 6.5(b)
                                             of the Plan.

                           [X]      (c)      In addition to the amount provided
                                             in either (a) or (b) above,
                                             Compensation will also include any
                                             amounts withheld from the employee
                                             under a 401(k) plan, cafeteria
                                             plan, SARSEP, tax sheltered 403(b)
                                             arrangement, or Code Section 457
                                             deferred compensation plan and
                                             contributions described in Code
                                             Section 414(h)(2) that are picked
                                             up by a governmental employer.

                           [X]      (d)      Compensation will also exclude the
                                             following amount (choose each that
                                             applies):

                                              [ ]     (i) overtime pay.

                                              [X]     (ii) bonuses.

                                              [ ]     (iii) commissions.

                                              [X]     (iv) other pay (describe):
                                                      Car allowances

                                              [ ]     (v) compensation in excess
                                                      of $_____"

4.   Subsection A. of Section 11., of the Plan Agreement is hereby amended
     effective August 30, 2002, by striking said subsection in its entirety and
     by substituting the following new paragraph in lieu thereof:

         "A.      Plan Administrator (Plan Section 15.1). You may appoint a
                  person or a committee to serve as Plan Administrator. If you
                  do not appoint a Plan Administrator, the Plan provides that
                  the Employer will be the Plan Administrator.

                  The initial Plan Administrator will be (check one):

                  [ ]      This person: _____
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                  [ ]      A committee composed of these people:

                           ---------

                           ---------
                                    "
                           ---------

5. In all other respects, the Plan provisions remain in full force and effect.

IN WITNESS, WHEREOF, the Employer has caused the Third Amendment to the Plan to
be duly executed in its name and behalf and its corporate seal to be affixed as
of the date signed below.

ICO WORLDWIDE L.P.                          PUTNAM FIDUCIARY TRUST COMPANY
(formerly ICO Worldwide, Inc.)

By: /s/ JON C. BIRO                         By: /s/ TINA A. CAMPBELL
   ---------------------------                 ---------------------------------
Print Name: Jon C. Biro                     Print Name: Tina A. Campbell
           -------------------                         -------------------------
Title: General Manager                      Title: SVP Compliance & Consulting
      ------------------------                    ------------------------------
Date: Sept. 27, 2002                        Date: 10/2/02
     -------------------------                   -------------------------------<PAGE>
                                                                     EXHIBIT 4.5

                 PUTNAM FLEXIBLE 401(K) AND PROFIT SHARING PLAN

                               PLAN AGREEMENT #001

This is the Plan Agreement for a Putnam nonstandardized prototype 401(k) plan
with optional profit sharing plan provisions. Please consult a tax or legal
advisor and review the entire form before you sign it. If you fail to fill out
this Putnam Plan Agreement properly, the Plan maybe disqualified. By executing
this Plan Agreement, the Employer establishes a 401(k) and profit sharing plan
and trust upon the terms and conditions of Putnam Basic Plan Document #07, as
supplemented and modified by the provisions elected by the Employer in this Plan
Agreement. THIS PLAN AGREEMENT MUST BE ACCEPTED BY PUTNAM IN ORDER FOR THE
EMPLOYER TO RECEIVE FUTURE AMENDMENTS TO THE PUTNAM FLEXIBLE 401(k) AND PROFIT
SHARING PLAN.

                                    * * * * *

1.   Employer Information. The Employer adopting this Plan is:

     A.   Employer Name:        ICO Worldwide, Inc.

     B.   Employer Identification Number: 76-0564887

     C.   Employer Address:     11490 Westheimer
                                Suite 1000
                                Houston, Tx 77077

     D.   SIC Code:             326100

     E.   Employer Contact:     Name: David Gerst
                                Title: Senior V.P. & General Counsel
                                Phone #: 281-721-4160

     F.   Fiscal Year October 1 through September 30
                     (month/day)         (month/day)

     G.   Type of Entity (check one):

          [X] Corporation  [ ] Partnership  [ ] Subchapter S Corporation

          [ ] Sole proprietorship           [ ] Other
                                                      ---------

     H.   Plan Name: Oilfield Services Division Saving and Investment Plan

     I.   Plan Number: 002 (complete)

<PAGE>

2.   Plan Information.

     A.   Plan Year. Check one:

          [ ]  (1)  The Calendar Year

          [X]  (2)  The Plan Year will be the same as the Fiscal Year of the
                    Employer shown in 1.F. above. If the Fiscal Year of the
                    Employer changes, the Plan Year will change accordingly.

          [ ]  (3)  The Plan Year will be the period of 12 months beginning on
                    the first day of         (month) and ending on the last day
                    of ________ (month).

          [ ]  (4)  A short Plan Year commencing on________ (month/day/year) and
                    ending on ________ (month/day/year) and immediately
                    thereafter the 12-consecutive month period commencing
                    on________ (month/day).

          The Plan Year will also be your Plan's Limitation Year for purposes of
          the contribution limitation rules in Article 6 of the Plan.

     B.   Effective Date of Adoption of Plan.

          (1)  Are you adopting this Plan to replace an existing plan?

               [X]  (a) Yes      [ ]  (b) No

          (2)  If you answered Yes in 2.B(l) above, the Effective Date of your
               adoption of this Replacement Plan will be the first day of the
               current Plan Year unless you elect a later date in (2)(b) below.
               Please complete the following:

                               (a) October 1, 1980
                     Original Effective Date of the Plan you are Replacing

                               (b) April 3, 2000
                     Effective Date of this Replacement Plan

          (3)  If you answered No in 2B(l) above, the Effective Date of your
               adoption of this Plan will be the day you select below (not
               before the first day of the current Plan Year, and not before the
               day your Business began):

                               (a) The Effective Date is: _____
                                                          month/day/year

                                       2
<PAGE>

     C.   Identifying Highly Compensated Employees. Check either (1) or (2).

          [X]  (1)  The Plan will use the regular method under Plan Section
                    2.58(a) for identifying Highly Compensated Employees.

                    If you selected this option and your Plan Year is the
                    calendar year, do you wish to make the regular method's
                    "calendar year election" for identifying your Highly
                    Compensated Employees?

                    [ ]  (a) Yes          [ ]  (b) No

          [ ]  (2)  The Plan will use the simplified method under Plan Section
                    2.58(b) for identifying Highly Compensated Employees.

3.   Eligibility for Plan Participation (Plan Section 3.1). Employees will be
     eligible to participate in the Plan when they complete the requirements you
     select in A, B, C and D below.

     A.   Classes of Eligible Employees. The Plan will cover all employees who
          have met the age and service requirements with the following
          exclusions:

          [ ]  (1)  No exclusions. All job classifications will be eligible.

          [ ]  (2)  The Plan will exclude employees in a unit of Employees
                    covered by a collective bargaining agreement with respect to
                    which retirement benefits were the subject of good faith
                    bargaining, with the exception of the following collective
                    bargaining units, which will be included: ______

          [ ]  (3)  The Plan will exclude employees who are non-resident aliens
                    without U.S. source income.

          [ ]  (4)  Employees of the following Affiliated Employers (specify):

                    ------

                    ------

          [ ]  (5)  Leased Employees

          [X]  (6)  Employees in the following other classes (specify):
                    Employees of the Petrochemical Division

                    Employees of the Minerals Division

                                       3
<PAGE>

     B.   Age Requirement (check and complete (1) or (2))

          [ ]  (1)  No minimum age required for participation

          [X]  (2)  Employees must reach age 20 1/2 (not over 21) to
                    participate.

     C.   Service Requirements.

          (1)  Elective Deferrals. To become eligible, an employee must complete
               (choose one):

               [ ]  (a)  No minimum service required.

               [X]  (b)  One 6-month Eligibility Period

               [ ]  (c)  One_____-month Eligibility Period (must be less
                         than 12)

               [ ]  (d)  One 12-month Eligibility Period

          (2)  Employer Matching Contributions. To become eligible, an employee
               must complete (choose one):

               [ ]  (a)  No minimum service required.

               [X]  (b)  One 6-month Eligibility Period

               [ ]  (c)  One -month Eligibility Period (must be less than 12)

               [ ]  (d)  One 12-month Eligibility Period

               [ ]  (e)  Two 12-month Eligibility Periods (may only be chosen
                         if you adopt the vesting schedule under item
                         9.A(3)(a) to provide 100% full and immediate vesting
                         of Employer Matching Contributions).

               [ ]  (f)  Not applicable. The Employer will not make Employer
                         Matching Contributions.

          (3)  Profit Sharing Contributions. To become eligible, an employee
               must complete (choose one):

               [ ]  (a)  No minimum service required.

               [ ]  (b)  One 6-month Eligibility Period

               [ ]  (c)  One____-month Eligibility Period (must be less than 12)

               [ ]  (d)  One 12-month Eligibility Period

                                       4
<PAGE>

               [ ]  (e)  Two 12-month Eligibility Periods (may only be chosen if
                         you adopt the vesting schedule under item 9.A(3)(a) to
                         provide for 100% full and immediate vesting of Profit
                         Sharing Contributions)

               [X]  (f)  Not applicable. The Employer will not make Profit
                         Sharing Contributions.

          (4)  If the Employer acquired a business on or before the Effective
               Date of this Plan and the Eligibility Periods selected in (1),
               (2) and (3) for former employees of that acquired business will
               include the former employees' periods of employment with that
               business, list the business below. Any acquired business which
               had a plan which the Employer now maintains must be listed below.

               ------

               ------

          (5)  If the Employer acquires a business after the Effective Date, the
               Eligibility Periods for an employee of the acquired business will
               be the periods selected in (1), (2) and (3) beginning on (check
               (a) or (b)):

               [X]  (a)  the date the employee began work with the acquired
                         business.

               [ ]  (b)  the date of the acquisition (i.e., the date the
                         employee begins work for the Employer).

          (6)  Hours of Service for Eligibility Periods.

               (a)  6-Month Eligibility Period. To receive credit for a 6-month
                    Eligibility Period, an employee must complete 6 months of
                    service, during which he completes at least:

                    [ ]  (i)   500 Hours of Service

                    [X]  (ii)  1 Hours of Service
                               (under 500)

               (b)  12-Month Eligibility Period. To receive credit for a
                    12-month Eligibility Period, an employee must complete 12
                    months of service, during which he completes at least:

                    [ ]  (i)   1,000 Hours of Service

                    [ ]  (ii)  _______ Hours of Service
                               (under 1,000)

                                       5
<PAGE>

               (c)  Other Eligibility Period. To receive credit for the
                    Eligibility Period selected in 3.C(1)(c), 3.C(2)(c) and/or
                    3.C(3)(c) above, an employee must complete during it at
                    least:

                    [ ]  (i)   _____ Hours of Service
                               (under 1000)

          (7)  Method of Crediting Hours of Service For Eligibility and Vesting.
               Hours of Service will be credited to an employee by the following
               method (check one):

               [X]  (a)       Actual hours for which an employee is paid

               [ ]  (b)       Any employee who has one actual paid hour in the
                              following period will be credited with the number
                              of Hours of Service indicated (check one):

                         [ ]  (i)    Day (10 Hours of Service)

                         [ ]  (ii)   Week (45 Hours of Service)

                         [ ]  (iii)  Semi-monthly payroll period (95 Hours of
                                     Service)

                         [ ]  (iv)   Month (190 Hours of Service)

          (8)  Entry Dates. Each employee in an eligible class who completes the
               age and service requirements specified above will begin to
               participate in the Plan on (check one):

               [ ]  (a)       The first day of the month in which he fulfills
                              the requirements.

               [X]  (b)       The first of the following dates occurring after
                              he fulfills the requirements (check one):

                         [ ]  (i)    The first day of the month following the
                                     date he fulfills the requirements
                                     (monthly).

                         [ ]  (ii)   The first day of the first, fourth, seventh
                                     and tenth months in a Plan Year
                                     (quarterly).

                         [X]  (iii)  The first day of the first month and the
                                     seventh month in a Plan Year
                                     (semiannually).

               [ ]  (c)  Other: _____ (May be no later than (i) the first day of
                         the Plan Year after which he fulfills the requirements,
                         and (ii) the date six months after the date on which he
                         fulfills the requirements, which ever occurs first.)

                                       6
<PAGE>

     D.   (FOR NEW PLANS ONLY) Will all eligible Employees as of the Effective
          Date be required to meet the age and service requirements for
          participation specified in B and C above?

          [ ]  (a)  Yes

          [ ]  (b)  No. Eligible Employees will be eligible to become
                    Participants as of the Effective Date even if they have not
                    satisfied (check one or both):

                    [ ]  (i)   the age requirement.

                    [ ]  (ii)  the service requirement.

4.   Contributions.

     A.   Elective Deferrals (Plan Section 5.2). Your Plan will allow employees
          to elect pre-tax contributions under Section 401(k) of the Code. You
          must complete this part A.

          (1)  A Participant may make Elective Deferrals for each year in an
               amount not to exceed (check one):

               [X]  (a)  10% of his Earnings

               [ ]  (b)  ____% of his Earnings not to exceed $_____ (specify a
                         dollar amount)

               [ ]  (c)  $_____ (specify a dollar amount)

          (2)  Will a Participant be required to make a minimum Elective
               Deferral in order to make Elective Deferrals under the Plan?
               (check one and complete as applicable)

               [X]  (a)  No.

               [ ]  (b)  Yes. The minimum Elective Deferral will be ____% of the
                         Participant's Earnings.

          (3)  A Participant may begin to make Elective Deferrals, or change the
               amount of his Elective Deferrals, as of the following dates
               (check one):

               [ ]  (a)  First business day of each month (monthly).

               [ ]  (b)  First business day of the first, fourth, seventh and
                         tenth months of the Plan Year (quarterly).

               [X]  (c)  First business day of the first and seventh months of
                         the Plan Year (semiannually).

               [ ]  (d)  First business day of the Plan Year only (annually).

               [ ]  (e)  Other: _______

                                       7
<PAGE>

          (4)  Will Participants be permitted to make separate Elective
               Deferrals of bonuses, even if bonuses have otherwise been
               excluded from Compensation for the purpose of Elective Deferrals
               under 7.A(1)?

               [ ]  (a) Yes     [X]  (b) No

     B.   Employer Matching Contributions. (Plan Section 5.8). Complete this
          part B only if you will make Employer Matching Contributions under the
          Plan.

          (1)  The Employer will contribute and will allocate to each Qualified
               Participant's Employee Matching Account an Employer Matching
               Contribution on the basis set forth below:

               [X]  (a)  Discretionary matching contributions. (The Employer may
                         select this option in addition to option (b) if the
                         Employer wishes to have the option to make
                         discretionary matching contributions in addition to
                         fixed matching contributions.)

               [ ]  (b)  Fixed matching contributions.

                         [ ]  (i)  based on Elective Deferrals:

                              [ ]  (A)  ___% of Elective Deferrals

                              [ ]  (B)  ___% of Elective Deferrals up to ___% of
                                        Earnings.

                              [ ]  (C)  ___% of Elective Deferrals up to ___%
                                        of Earnings and ___% of Elective
                                        Deferrals over that percentage of
                                        Earnings and up to ___% of Earnings.
                                        (The third percentage number must be
                                        less than the first percentage number.)

                              [ ]  (D)  ___% of Elective Deferrals up to $___ of
                                        Elective Deferrals.

                              [ ]  (E)  ___% of Elective Deferrals up to $_____
                                        of Elective Deferrals and _____% of
                                        Elective Deferrals over that dollar
                                        amount and up to $_____ of Elective
                                        Deferrals. (The last percentage must be
                                        less than the first percentage).

                                       8
<PAGE>

                         [ ]  (ii) based on after-tax Participant Contributions:

                              [ ]  (A)  _____% of Participant Contributions

                              [ ]  (B)  _____% of Participant Contributions
                                        up to ______% of Earnings

                              [ ]  (C)  _____% of Participant Contributions
                                        up to ___% of Earnings and ___% of
                                        Participant Contributions over that
                                        percentage of Earnings and up to ___% of
                                        Participant Contributions. (The third
                                        percentage must be less than the first
                                        percentage)

                              [ ]  (D)  _____% of Participant Contributions
                                        up to $___ of Participant Contributions.

                              [ ]  (E)  _____% of Participant Contributions
                                        up to $____ of Participant Contributions
                                        and ____% of Participant Contributions
                                        over that dollar amount and up to $____
                                        of Participant Contributions. (The last
                                        percentage must be less than the first
                                        percentage).

          (2)  Qualified Participant. In order to receive an allocation of
               Employer Matching Contributions for a Plan Year, an Employee must
               be a Qualified Participant for that purpose. Select below either
               (a) alone, or any combination of (b), (c) and (d).

               [ ]  (a)  To be a Qualified Participant eligible to receive
                         Employer Matching Contributions for a Plan Year, an
                         Employee must (check (i) or (ii)):

                         [ ]  (i)  Either be employed on the last day of the
                                   Plan Year, complete more than 500 Hours of
                                   Service in the Plan Year, or retire, die or
                                   become disabled in the Plan Year.

                         [ ]  (ii) Either be employed on the last day of the
                                   Plan Year or complete more than 500 Hours of
                                   Service in the Plan Year.

               Stop here if you checked (a). If you did not check (a), check
               (b), (c) or (d), or any combination of (b), (c) and (d).

                                        9

<PAGE>

               To be a Qualified Participant eligible to receive Employer
               Matching Contributions for a Plan Year, an Employee must:

               [X]  (b) Be credited with 1000 (choose 1,501 or 1,000) Hours of
                        Service in the Plan Year.

               [X]  (c) Be an Employee on the last day of the Plan Year.

               [X]  (d) Retire, die or become disabled during the Plan Year.

          (3)  Will the Employer have the option of making all or any portion of
               its Employer Matching Contributions in Employer Stock?

               [X]  (a)    Yes               [ ]   (b)         No

     C.   Profit Sharing Contributions. (Plan Sections 4.1 and 4.2) N/A

          (1)  Profit Limitation. Will Profit Sharing Contributions to the Plan
               be limited to the current and accumulated profits of your
               Business? Check one:

               [ ]  (a)    Yes               [ ]   (b)         No

          (2)  Amount. The Employer will contribute to the Plan for each Plan
               Year (check one):

               [ ]  (a)  An amount chosen by the Employer from year to year

               [ ]  (b)  ___% of the Earnings of all Qualified Participants for
                         the Plan Year

               [ ]  (c)  $___ for each Qualified Participant per ___ (enter time
                         period, e.g. payroll period, plan year)

          (3)  Allocations to Participants

               (a)  Allocation to Participants. Profit Sharing Contributions
                    will be allocated:

                    [ ]  (i)   Pro rata (percentage based on compensation)

                    [ ]  (ii)  Uniform Dollar amount

                    [ ]  (iii) Integrated With Social Security (complete (b) and
                               (c) below)

               (b)  Integration with Social Security. (Complete only if you have
                    elected in 4.C(3)(a) to integrate your Plan with Social
                    Security.) Profit Sharing Contributions will be allocated to
                    Qualified Participants as you check below:

                                       10
<PAGE>

                    [ ] (i)    Profit Sharing Contributions will be allocated
                               according to the Top-Heavy Integration Formula in
                               Plan Section 4.2(c)(l) in every Plan Year,
                               whether or not the Plan is top-heavy.

                    [ ] (ii)   Profit Sharing Contributions will be allocated
                               according to the Top-Heavy Integration Formula in
                               Plan Section 4.2(c)(l) only in Plan Years in
                               which the Plan is top-heavy. In all other Plan
                               Years, contributions will be allocated according
                               to the Non-Top-Heavy Integration Formula in Plan
                               Section 4.2(c)(2).

               (c)  Integration Level. (Complete only if you have elected in
                    4.C(3)(a) to integrate your Plan with Social Security.) The
                    Integration Level will be (check one):

                    [ ] (i)    The Social Security Wage Base in effect at the
                               beginning of the Plan Year.

                    [ ] (ii)   ____% (not more than 100%) of the Social Security
                               Wage Base in effect at the beginning of the Plan
                               Year.

                    [ ] (iii)  $____ (not more than the Social Security Wage
                               Base).

                               Note: The Social Security Wage Base is indexed
                               annually to reflect increases in the cost of
                               living.

          (4)  Qualified Participants. In order to receive an allocation of
               Profit Sharing Contributions for a Plan Year, an Employee must be
               a Qualified Participant for this purpose. Select below either (a)
               alone, or any combination of(b), (c) and (d).

               [ ]  (a) To be a Qualified Participant eligible to receive an
                        allocation of Profit Sharing Contributions for a Plan
                        Year, an Employee must (check (i) or (ii)):

                        [ ]    (i)  Either be employed on the last day of the
                                    Plan Year, complete more than 500 Hours of
                                    Service in the Plan Year, or retire, die or
                                    become disabled in the Plan Year.

                        [ ]    (ii) Either be employed on the last day of the
                                    Plan Year or complete more than 500 Hours of
                                    Service in the Plan Year.

               Stop here if you checked (a). If you did not check (a), check
               (b), (c) or (d), or any combination of(b), (c) and (d).

                                       11
<PAGE>

               To be a Qualified Participant eligible to receive an allocation
               of Profit Sharing Contributions for a Plan Year, an Employee
               must:

               [ ]  (b) Be credited with ______ (choose 1,501 or 1,000) Hours of
                        Service in the Plan Year.

               [ ]  (c) Be an Employee on the last day of the Plan Year.

               [ ]  (d) Retire, die or become disabled during the Plan Year.

     D.   Participant Contributions (Plan Section 4.6). Will your Plan allow
          Participants to make after-tax contributions?

               [ ]  (1) Yes                       [X] (2) No

     E.   Qualified Matching Contributions (Plan Section 2.61). Skip this part E
          if you will not make Qualified Matching Contributions.

          (1)  Qualified Matching Contributions will be made with respect to
               (check one):

               [ ]  (a) Elective Deferrals made by all Qualified Participants
                        (as defined in 4.B(2))

               [ ]  (b) Elective Deferrals made only by Qualified Participants
                        (as defined in 4.B(2)) who are not Highly Compensated
                        Participants

          (2)  The amount of Qualified Matching Contributions made with respect
               to a Participant will be:

               [ ]  (a) discretionary

               [ ]  (b) fixed (check and complete (i), (ii) or (iii))

                        [ ]    (i)   _____% of Elective Deferrals

                        [ ]    (ii)  _____% of Elective Deferrals that do not
                                     exceed

                                     _____% of Earnings

                        [ ]    (iii) _____% of Elective Deferrals that do not
                                     exceed $____

                                       12
<PAGE>

     F.   Qualified Nonelective Contributions (Plan Section, 2.62). Skip this
          part F if you will not make Qualified Nonelective Contributions.

          (1)  Qualified Nonelective Contributions will be made on behalf of
               (check either (a) or (b) and either (c) or

               [ ]  (a)    All Participants

               [ ]  (b)    Only Participants who are not Highly Compensated
                           Employees who also, for the Plan Year for which
                           the Qualified Nonelective Contributions are made:

               [ ]  (c)    Are Qualified Participants (as defined in 4.C(4))

               [ ]  (d)    Made Elective Deferrals

          (2)  The amount of Qualified Nonelective Contributions for a Plan Year
               will be (check one):

               [ ]  (a)    ____% (not over 15%) of the Earnings of Participants
                           on whose behalf Qualified Nonelective Contributions
                           are made

               [ ]  (b)    An amount determined by the Employer from year to
                           year, to be shared in proportion to their Earnings by
                           Participants on whose behalf Qualified Nonelective
                           Contributions are made

     G.   Forfeitures

          (1)  Employer Matching Contributions. Forfeitures of Employer Matching
               Contributions will be used as follows (check and complete (a) or
               (b)):

               [X]  (a)    Applied to reduce the following contributions
                           required of the Employer (check (i) and/or (ii)):

                           [X]   (i)     Employer Matching Contributions

                           [ ]   (ii)    Profit Sharing Contributions

               [ ]  (b)    Reallocated as follows (check (i) or (ii)):

                           [ ]   (i)     As additional Employer Matching
                                         Contributions

                           [ ]   (ii)    As additional Profit Sharing
                                         Contributions

                                       13
<PAGE>

          (2)  Profit Sharing Contributions. Forfeitures of Profit Sharing
               Contributions will be used as follows (check (a) or (b)): N/A

               [ ]  (a)    Applied to reduce the following contributions
                           required of the Employer (check (i) and/or (ii)):

                           [ ]   (i)     Profit Sharing Contributions

                           [ ]   (ii)    Employer Matching Contributions

               [ ]  (b)    Reallocated as additional Profit Sharing
                           Contributions

5.   Top-Heavy Minimum Contributions (Plan Section 14.3). Skip paragraphs A and
     B below if you do not maintain any other qualified plan in addition to this
     Plan.

     A.   For any Plan Year in which the Plan is Top-Heavy, the Top-Heavy
          minimum contribution (or benefit) for Non-Key employees participating
          both in this Plan and another qualified plan maintained by the
          Employer will be provided in (check one):

          [ ]  (1)  This Plan         [ ]  (2)  The other qualified plan

     B.   If you maintain a defined benefit plan in addition to this Plan, and
          the Top-Heavy Ratio (as defined in Plan Section 142(c)) for the
          combined plans is between 60% and 90%, you may elect to provide an
          increased minimum allocation or benefit pursuant to Plan Section 14.4.
          Specify your election by completing the statement below:

          The Employer will provide an increased (specify contribution or
          benefit) ________ in its (specify defined contribution or defined
          benefit) ________ plan as permitted under Plan Section 14.4.

6.   Other Plans. You must complete this section if you maintain or ever
     maintained another qualified plan in which any Participant in this Plan is
     (or was) a participant or could become a participant. The Plan and your
     other plan(s) combined will meet the contribution limitation rules in
     Article 6 of the Plan as you specify below:

     A.   If a Participant in the Plan is covered under another qualified
          defined contribution plan maintained by your Business, other than a
          master or prototype plan (check one):

          [ ]  (1)  The provisions of Section 6.2 of the Plan will apply as if
                    the other plan were a master or prototype plan.

          [ ]  (2)  The plans will limit total annual additions to the maximum
                    permissible amount, and will properly reduce any excess
                    amounts, in the manner you describe below.

                    ------

                    ------

                                       14
<PAGE>

     B.   If a Participant in the Plan is or has ever been a participant in a
          defined benefit plan maintained by your Business, the plans will meet
          the limits of Article 6 in the manner you describe below:

          -----

          If your Business has ever maintained a defined benefit plan, state
          below the interest rate and mortality table to be used in establishing
          the present value of any benefit under the defined benefit plan for
          purposes of computing the top-heavy ratio:

                           Interest rate: _____%

                           Mortality Table:_____

7.   Compensation (Plan Section 2.8).

     A.   Amount.

          (1)  Elective Deferrals and Employer Matching Contributions.
               Compensation for the purposes of determining the amount and
               allocation of Elective Deferrals and Employer Matching
               Contributions will be determined as follows (choose either (a) or
               (b), and (c) and/or (d) as applicable).

               [X] (a)   Compensation will include Form W-2 earnings as defined
                         in Section 2.8 of the Plan.

               [ ] (b)   Compensation will include all compensation included in
                         the definition of Code Section 415 Compensation in Plan
                         Section 6.5(b) of the Plan.

               [X] (c)   In addition to the amount provided in either (a) or (b)
                         above, Compensation will also include any amounts
                         withheld from the employee under a 401(k) plan,
                         cafeteria plan, SARSEP, tax sheltered 403(b)
                         arrangement, or Code Section 457 deferred compensation
                         plan, and contributions described in Code Section
                         414(h)(2) that are picked up by a governmental
                         employer.

               [X] (d)   Compensation will also exclude the following amount
                         (choose each that applies):

                         [ ]  (i)     overtime pay.

                         [X]  (ii)    bonuses.

                         [ ]  (iii)   commissions.

                         [ ]  (iv)    other pay (describe):_____

                         [ ]  (v)     compensation in excess of $_____

                                       15
<PAGE>

          (2)  Profit Sharing Contributions. Compensation for the purposes of
               determining the amount and allocation of Profit Sharing
               Contributions shall be determined as follows (choose either (a)
               or (b), and (c) and/or (d), as applicable). N/A

               [ ]  (a)   Compensation will include Form W-2 earnings as defined
                          in Section 2.8 of the Plan.

               [ ]  (b)   Compensation will include all compensation included in
                          the definition of Code Section 415 Compensation in
                          Section 6.5(b) of the Plan.

               [ ]  (c)   In addition to the amount provided in either (a) or
                          (b) above, compensation will also include any amounts
                          withheld from the employee under a 401(k) plan,
                          cafeteria plan, SARSEP, tax sheltered 403(b)
                          arrangement, or Code Section 457 deferred compensation
                          plan, and contributions described in Code Section
                          414(h)(2) that are picked up by a governmental
                          employer.

               [ ]  (d)   Compensation will also exclude the following amounts
                          (choose each that applies):

                          [ ]  (i)     overtime pay

                          [ ]  (ii)    bonuses

                          [ ]  (iii)   commissions

                          [ ]  (iv)    other pay (describe):_____

                          [ ]  (v)     compensation in excess of $_____

                    Note: No exclusion under (d) may be selected if Profit
                    Sharing Contributions will be integrated with Social
                    Security under 4.C(3)(a)(iii). In addition, no exclusion
                    under (d) will apply for purposes of determining the
                    top-heavy minimum contribution if the Plan is top-heavy.

     B.   Measuring Period. Compensation will be based on the Plan Year.
          However, for an Employee's initial year of participation in the Plan,
          Compensation will be recognized as of:

          [ ]  (1) the first day of the Plan Year

          [X]  (2) the date the Participant enters the Plan.

                                       16
<PAGE>

8.   Distributions and Withdrawals.

     A.   Retirement Distributions.

          (1)  Normal Retirement Age (Plan Section 7.1). Normal retirement age
               will be the later of 65 (not over age 65) or __ (not more than 5)
               years of participation in the Plan.

          (2)  Early Retirement (Plan Section 7.1). Select one:

               [X]  (a)   No early retirement will be permitted.

               [ ]  (b)   Early retirement will be permitted at age _____.

               [ ]  (c)   Early retirement will be permitted at age ____ with at
                          least ____ Years of Service.

          (3)  Annuities (Plan Section 9.3). Will your Plan permit distributions
               in the form of a life annuity? You must check Yes if this Plan
               replaces or serves as a transferee plan for an existing Plan that
               permits distributions in a life annuity form.

               [X]  (a)   Yes             [ ]     (b)     No

     B.   Hardship Distributions (Plan Section 12.2). Will your Plan permit
          hardship distributions?

          [ ]  (1)  No

          [X]  (2)  Yes. Indicate below from which Accounts hardship withdrawals
                    will be permitted (check all that apply):

               [X]  (a)   Elective Deferral Account

               [X]  (b)   Rollover Account

               [ ]  (c)   Employer Matching Account

               [ ]  (d)   Employer Contribution Account (i.e. Profit Sharing
                          Contributions)

     C.   Withdrawals after Age 59 1/2 (Plan Section 12.3). Will your Plan
          permit employees over age 59 1/2 to withdraw amounts upon request? You
          must check Yes if this Plan replaces an existing Plan that permits
          withdrawals after age 59 1/2.

          [X]  (1)   YES                     [ ]  (2)   NO

                                       17
<PAGE>

     D.   Withdrawals following Five Years of Participation or Two Years after
          Contribution (Plan Section 12.4). Will your Plan permit employees to
          withdraw amounts from the vested portion of their Employer Matching
          Contribution Accounts and Employer Contribution Accounts (i.e., Profit
          Sharing Contributions) if either (i) the Participant has been a
          Participant for at least five years, or (ii) the amount withdrawn from
          each of these Accounts is limited to the amounts that were credited to
          that Account prior to the date two years before the withdrawal? You
          must check yes if this Plan replaces a Plan which permits withdrawals
          in these circumstances.

          [ ]  (1)   Yes                     [X]   (2)    No

     E.   Loans (Plan Section 12.5). Will your Plan permit loans to employees
          from the vested portion of their Accounts?

          [ ]  (1)   No

          [X]  (2)   Yes. Indicate below whether loans will be permitted for any
                     reason or only on account of hardship:

               [X]   (a)  Any reason.

               [ ]   (b)  Hardship only.

     F.   Automatic Distribution of Small Accounts (Plan Section 9.1). Will your
          Plan automatically distribute vested account balances not exceeding
          $3,500, within 60 days after the end of the Plan Year in which a
          Participant separates from employment?

          [X]  (1)   Yes                     [ ]   (2)    No

9.   Vesting (Plan Article 8)

     A.   Time of Vesting (select (1) or (2) below and complete vesting
          schedule).

          [ ]  (1)   Single Vesting Schedule:

               The vesting schedule selected below will apply to both Employer
               Matching Contributions and Profit Sharing Contributions.

          [X]  (2)   Dual Vesting Schedules:

               The vesting schedule marked with an MC" below will apply to
               Employer Matching Contributions and the vesting schedule marked
               with a "PS" below will apply to Profit Sharing Contributions.

                                       18
<PAGE>

               (3)   Vesting Schedules:

               [X]   (a)   100% vesting immediately upon participation in the
                           Plan.(Frozen PS)

       MC      [X]   (b)   Five-Year Graded Schedule:

                           Vested Percentage        20%  40%   60%   80%   100%
                           Years of Service          1    2     3     4     5

               [ ]   (c)   Seven-Year Graded Schedule:

                           Vested Percentage        20%  40%   60%   80%   100%
                           Years of Service          3    4     5     6     7

               [ ]   (d)   Six-Year Graded Schedule:

                           Vested Percentage        20%  40%   60%   80%   100%
                           Years of Service          2    3     4     5      6

               [ ]   (e)   Three-Year Cliff Schedule:

                           Vested Percentage         0%        100%
                           Years of Service          0-2        3

               [ ]   (f)   Five-Year Cliff Schedule:

                           Vested Percentage         0%        100%
                           Years of Service          0-4        5

               [ ]   (g)   Other Schedule (must be at least as favorable as
                           Seven-Year Graded Schedule or Five-Year Cliff
                           Schedule):

                           (i)  Vested Percentage  ___%  ___%  ____%  ___% ___%

                           (ii) Years of Service   ___   ___   ____   ___  ___

               (4)   Top Heavy Schedule:

                     (a)   If you selected above an "Other Schedule," specify in
                           the space below the schedule that will apply in Plan
                           Years that the Plan is top-heavy. The schedule you
                           specify must be at least as favorable to employees,
                           at all years of service, as either the Six-Year
                           Graded Schedule or the Three-Year Cliff Schedule.
                           The top-heavy vesting schedule will be:

                                       19
<PAGE>

                           [ ]  (i)  the same "Other Schedule" selected above

                           [ ]  (ii) the following schedule:

                           Vested Percentage  ___%  ___%  ____%  ___% ___%

                           Years of Service   ___   ___   ____   ___  ___

                           [ ]  (iii) Six-Year Graded Schedule

                           [ ]  (iv)  Three-Year Cliff Schedule

                   (b)     If the Plan becomes top-heavy in a Plan Year, will
                           the top-heavy vesting schedule apply for all
                           subsequent Plan Years? N/A

                           [ ]   (i)  Yes           [ ]   (ii)  No

     B.   Service for Vesting (select (1) or (2), and complete (3)).

          [X]      (1)     All of an employee's service will be used to
                           determine his Years of Service for purposes of
                           vesting

          [ ]      (2)     An employee's Years of Service for vesting will
                           include all years except (check all that apply):

                   [ ]     (a)  (New plan) service before the effective date of
                                the plan

                   [ ]     (b)  (Existing plan) service before the effective
                                date of the existing plan

                   [ ]     (c)  Service before the Plan Year in which an
                                employee reached age 18

          (3)      Will an employee's service for a business acquired by the
                   Employer that was performed before the acquisition be
                   included in determining an employee's Years of Service for
                   vesting?

                   [X]      (a) Yes                   [ ]    (b)     No

                   List below any business acquired on or before the Effective
                   Date for which an employee's service will be included in
                   determining an employee's Years of Service for vesting.
                   Service of an employee for a predecessor employer (which
                   includes an acquired business) whose plan the Employer
                   maintains must be included as service for the Employer under
                   this Plan. Therefore, also list below any predecessor
                   employer whose plan the Employer maintains:

                   Baker Hughes Tubular Services, Permian Enterprises, Inc.,
                   Curley's Inspection, Frontier Inspection, B&W Inspection,
                   Rainbow Inspection, Tubular Corp. of America, R.J. Dixon,
                   Inc., NSpection, Inc., Tubular Ultrasound, Inc.

                                       20
<PAGE>

     C.   Hours of Service for Vesting. The number of Hours of service required
          for crediting a Year of Service for vesting will be (check one):

          [X]   (1)    1,000 Hours of Service

          [ ]   (2)    _____ Hours of Service
                         (under 1,000)

          Hours of Service for vesting will be credited according to the method
          selected under 3.C(6).

     D.   Year of Service Measuring Period for Vesting (Plan Section 2.52). The
          periods of 12 months used for measuring Years of Service will be
          (check one):

          [X]   (1)    Plan Years

          [ ]   (2)    12-month Eligibility Periods

     Note: If you are adopting this Plan to replace an existing plan, employees
     will be credited under this Plan with all service credited to them under
     the plan you are replacing.

10.  Investments (Plan Sections 13.2 and 13.3).

     A.   Available Investment Products (Plan Section 13.2). The investment
          options available under the Plan are identified in the Service
          Agreement or such other written instructions between the Employer and
          Putnam, as the case may be. All Investment Products must be sponsored,
          underwritten, managed or expressly agreed to in writing by Putnam. If
          there is any amount in the Trust Fund for which no instructions or
          unclear instructions are delivered, it will be invested in the default
          option selected by the Employer in its Service Agreement with Putnam,
          or such other written instructions as the case may be, until
          instructions are received in good order, and the Employer will be
          deemed to have selected the option indicated in its Service Agreement,
          or such other written instructions as the case may be, as an available
          Investment Product for that purpose.

     B.   Instructions (Plan Section 13.3). Investment instructions for amounts
          held under the Plan generally will be given by each Participant for
          his own Accounts and delivered to Putnam as indicated in the Service
          Agreement between Putnam and the Employer. Check below only if the
          Employer will make investment decisions under the Plan with respect to
          the following contributions made to the Plan. (Check all applicable
          options.)

     C.   [ ]   (1)    The Employer will make all investment decisions with
                       respect to all employee contributions, including Elective
                       Deferrals, Participant Contributions, Deductible Employee
                       Contributions and Rollover Contributions.

                                       21
<PAGE>

          [ ]   (2)    The Employer will make all investment decisions with
                       respect to all Employer contributions, including Profit
                       Sharing Contributions, Employer Matching Contributions,
                       Qualified Matching Contributions and Qualified
                       Nonelective Contributions.

          [X]   (3)    The Employer will make investment decisions with respect
                       to Employer Matching Contributions and Qualified Matching
                       Contributions.

          [ ]   (4)    The Employer will make investment decisions with respect
                       to Qualified Nonelective Contributions.

          [ ]   (5)    The Employer will make investment decisions with respect
                       to Profit Sharing Contributions.

          [ ]   (6)    Other (Describe. An Employer may elect to make investment
                       decisions with respect to a specified portion of a
                       specific type of the Plan.): ______

                       -----

                       -----

     C.   Changes. Investment instructions may be changed (check one)

          [X]   (1)    on any Valuation Date (daily)

          [ ]   (2)    on the first day of any month (monthly)

          [ ]   (3)    on the first day of the first, fourth, seventh and tenth
                       months in a Plan Year (quarterly)

     D.   Employer Stock. (Skip this paragraph if you did not designate Employer
          Stock as an investment under the Service Agreement.)

          (1)   Voting. Employer Stock will be voted as follows:

                [X]    (a)   In accordance with the Employer's instructions.

                [ ]    (b)   In accordance with the Participant's instructions.
                             Participants are hereby appointed named fiduciaries
                             for the purpose of the voting of Employer Stock in
                             accordance with Plan Section 13.8.

          (2)   Tendering. Employer stock will be tendered as follows:

                [X]    (a)   In accordance with the Employer's instructions.

                [ ]    (b)   In accordance with the Participant's instructions.
                             Participants are hereby appointed named fiduciaries
                             for the purpose of the tendering of Employer Stock
                             in accordance with Plan Section 13.8.

                                       22
<PAGE>

11.  Administration.

     A.   Plan Administrator (Plan Section 15.1). You may appoint a person or a
          committee to serve as Plan Administrator. If you do not appoint a Plan
          Administrator, the Plan provides that the Employer will be the Plan
          Administrator.

          The initial Plan Administrator will be (check one):

          [ ]   This person: ______

          [X]   A committee composed of these people:

                David Gerst

                Sam Hines

                Jon Biro

     B.   Recordkeeper (Plan Section 15.4). Unless Putnam expressly permits
          otherwise, you must appoint Putnam as Recordkeeper to perform certain
          routine services determined upon execution of a written Service
          Agreement between Putnam and the Employer.

          The initial Record keeper will be:

          Putnam Fiduciary Trust Company
          Putnam Retail 401(k) B-2-B
          859 Willard St.
          Quincy, MA 02269-9110

12.  Determination Letter Required. You may not rely on an opinion letter issued
     to Putnam by the National Office of the Internal Revenue Service as
     evidence that the Plan is qualified under Section 401 of the Internal
     Revenue Code. In order to obtain reliance with respect to qualification of
     the Plan, you must receive a determination letter from the appropriate Key
     District Office of Internal Revenue. Putnam will prepare an application for
     such a letter upon your request at a fee agreed upon by the parties.

     Putnam will inform you of all amendments it makes to the prototype plan. If
     Putnam ever discontinues or abandons the prototype plan, Putnam will inform
     you. This Plan Agreement #001 may be used only in conjunction with Putnam's
     Basic Plan Document #07.

                                   * * * * *

     If you have any questions regarding this Plan Agreement, contact Putnam at:

                        Putnam Defined Contribution Plans
                              One Putnam Place B2B
                               859 Willard Street
                                Quincy, MA 02269
                              Phone: 1-800-752-5766

                                       23
<PAGE>
                                   * * * * *

                          EMPLOYER'S ADOPTION OP PUTNAM
                     FLEXIBLE 401(k) AND PROFIT SHARING PLAN

The Employer named below hereby adopts a PUTNAM FLEXIBLE 401(k) AND PROFIT
SHARING PLAN, and appoints Putnam Fiduciary Trust Company to serve as Trustee of
the Plan. The Employer acknowledges that it has received copies of the current
prospectus for each Investment Product available under the Plan, and represents
that it will deliver copies of the then current prospectus for each such
Investment Product to each Participant before each occasion on which the
Participant makes an investment instruction as to his Account. The Employer
further acknowledges that the Plan will be acknowledged by Putnam as a Putnam
Flexible 401(k) and Profit Sharing Plan only upon Putnam's acceptance of this
Plan Agreement.

Investment Options

The Employer hereby elects the following as the investment options available
under the Plan:

<Table>

<S>                                                   <C>
Putnam Asset Allocation: Conservative Port.           Putnam Asset Allocation: Balanced Port.

Putnam Asset Allocation: Growth Port.                 Putnam Stable Value Fund

Putnam U.S. Government Income Trust                   Putnam S&P 500

Putnam Fund for Growth & Income                       Putnam International New Opportunities

Putnam Investors Fund                                 Van Kampen American Growth Fund

Putnam Vista Fund                                     Federated Stock Trust

PIMCO High Yield                                      PIMCO Total Return Fund

ICO Company Stock                                     Putnam New Opportunities

Franklin Small Cap Fund                               Putnam OTC and Emerging Growth Fund

                                                      PIMCO Intermediate Bond Fund
</Table>

The following investment option shall be the default option: Putnam U.S.
Government income Trust (select the default option from among the investment
options listed above).

ICO Worldwide, Inc.
Employer signature(s) to adopt Plan:                  Date of signature:

/s/ [ILLEGIBLE]                                             3/30/00
------------------------------------                  -------------------------

/s/ [ILLEGIBLE]
------------------------------------                  -------------------------

Please print name(s) of authorized person(s) signing above:

DAVID M. GERST, SR. VICE PRESIDENT & GENERAL COUNSEL
---------------------------------------------------
JON C. BIRO, SR.VICE PRESIDENT & TREASURER
----------------------------------------------------

A new Plan must be signed by the last day of the Plan Year in which the Plan is
to be effective.

                                       24
<PAGE>

Addendum to the ICO Oilfield Services Division Savings and Investment Plan

The following predecessor employer plan sources are 100% vested in the Plan:

Contributions in the Baker Hughes, Inc. Thrift Plan;
Contributions in the Permian Enterprises, Inc. 401(k) Plan

<PAGE>
                                     *****

             ACCEPTANCE OF PUTNAM FIDUCIARY TRUST COMPANY AS TRUSTEE

The Trustee accepts appointment in accordance with the terms and conditions of
the Plan, effective as of the date of execution by the Employer set forth above.

Putnam Fiduciary Trust Company, Trustee

By: /s/ [ILLEGIBLE]
   ------------------------------------------

                                       25

<PAGE>
                                     *****

                              ACCEPTANCE BY PUTNAM

Putnam hereby accepts this Employers Plan as a prototype established under
Putnam Basic Plan Document #07.

Putnam Mutual Funds Corp.

By: /s/ [ILLEGIBLE]
   ------------------------------------------

                                       26

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