Exhibit 10.1

FIRST AMENDMENT TO
THIRD AMENDED AND RESTATED PROMISSORY NOTE

This first amendment to third AMENDED AND RESTATED promissory note (this
"Amendment") is entered into as of September 6, 2012, between spy optic inc., a
California corporation (the "Company"), and costa brava partnership iii, l.p., a
Delaware limited partnership ("Holder").

RECITALS

 A. The Company is currently indebted to Holder pursuant to the terms and
    conditions of the Third Amended and Restated Promissory Note, dated as of
    August 2, 2012, made by the Company to the order of Holder, in the original
    principal amount of $10,000,000 (without giving effect to any accrued PIK
    Interest) (the "Note"). Each capitalized term used but not defined herein
    has the meaning ascribed to such term in the Note.
 B. The Company has requested that Holder amend certain provisions of the Note.
 C. Holder is willing to provide such accommodations to the Company, provided
    that the Note be amended as set forth herein and subject to the other terms
    and conditions set forth herein.

    NOW, THEREFORE, for valuable consideration, the receipt and sufficiency of
    which are hereby acknowledged, the Company and Holder hereby agree as
    follows:

    Recitals
    . The foregoing recitals of facts and understandings of the parties are
    incorporated herein as the agreement of the parties.
    Deletion of Definition of Designated Equity Issuance
    .
    Section 1
    of the Note is hereby amended so that the definition of "Designated Equity
    Issuance" set forth therein is deleted in its entirety.
    Addition of Definition of Designated Financing
    .
    Section 1
    of the Note is hereby amended and supplemented to add a new definition of
    "Designated Financing" in the appropriate alphabetical order as follows:
    
    "Designated Financing" means, collectively, (i) the sale of equity (other
    than issuances pursuant to employee equity plans), which may consist of
    preferred stock, common stock, warrants to purchase common stock, by Parent
    (as defined below), (ii) the sale and issuance of Debt (whether or not
    convertible into equity) by the Company, which Debt is subordinated to the
    Senior Debt and otherwise permitted by the terms hereof, and (iii) any
    combination of the foregoing clauses (i) and (ii), with aggregate initial
    proceeds of at least $4,000,000 prior to payment of any transaction
    expenses, which sale of equity, sale and issuance of debt, or combination
    thereof, occurs during the period starting from September 6, 2012 and ending
    on December 31, 2012, inclusive of the Harlingwood Notes. For the sake of
    clarity, Designated Financing does not include any Senior Debt.
    
    Addition of Definition of Harlingwood Notes
    .
    Section 1
    of the Note is hereby amended and supplemented to add a new definition of
    "Harlingwood Notes" in the appropriate alphabetical order as follows:
    
    "Harlingwood Notes" means, collectively, (i) the Promissory Note, dated as
    of September 6, 2012, by the Company in favor of Harlingwood (Alpha), LLC, a
    Delaware limited liability company ("Harlingwood"), in the original
    principal amount of $1,000,000, as may be amended, restated, extended,
    supplemented, or otherwise modified from time to time in accordance with the
    terms hereof, and (ii) each other promissory note made by the Company in
    favor of Harlingwood with an original principal amount that is funded on a
    date no later than November 30, 2012, in each case, as such promissory note
    may be amended, restated, extended, supplemented, or otherwise modified from
    time to time in accordance with the terms hereof; provided, that any note
    described in clause (ii) of this definition shall have substantially the
    same terms as the note described in clause (i) of this definition (except
    that the original principal amount of any such notes may vary).
    
    Addition of Definition of Senior Debt
    .
    Section 1
    of the Note is hereby amended and supplemented to add a new definition of
    "Senior Debt" in the appropriate alphabetical order as follows:
    
    "Senior Debt" means all Debt of the Company under the BFI Loan Documents or
    any amendment, extension, renewal, refinancing, or replacement of such Debt
    in accordance with the terms hereof.
    
    Amendment to Definition of Permitted Debt
    .
    Section 1
    of the Note is hereby amended so that the definition of "Permitted Debt" set
    forth therein is amended to read in its entirety as follows:
    
    "Permitted Debt" means: (i) Obligations of the Company to Holder hereunder
    or under any other document related to or in connection with this Note; (ii)
    Debt of the Company under the BFI Loan Documents not to exceed a principal
    amount of $7,000,000 at any one time outstanding, or amendments, extensions,
    renewals, refinancings, or replacements of such Debt with (A) BFI Business
    Finance or (B) with any other lender, provided that (x) the maximum
    available principal amount of such Debt being extended, renewed, refinanced,
    or replaced under this clause (ii) does not increase, (y) in no case shall
    the Company be permitted to draw in excess of $7,000,000 of principal at any
    one time outstanding and (z) any refinancing or replacement of the BFI Loan
    Documents with loans from any other lender shall be on terms and in the form
    reasonably acceptable to Holder; (iii) Debt of the Company under the Term
    Note; (iv) Debt of the Company under the Harlingwood Notes; (v) Debt of the
    Company and any Subsidiary of the Company existing on the date hereof and
    disclosed to Holder on Schedule A hereto and extensions, renewals and
    refinancings of such Debt, provided that the principal amount of such Debt
    being extended, renewed or refinanced does not increase and the terms
    thereof are not modified to impose more burdensome terms upon Company or the
    relevant Subsidiary; (vi) Debt of Spy Optic Europe S.r.l.S.U. (formerly
    known as Orange 21 Europe, S.r.l. and Spy Optic, S.r.l.) and extensions,
    renewals and refinancings of such Debt; (vii) accounts payable to trade
    creditors for goods and services and current operating liabilities (not the
    result of the borrowing of money) incurred in the ordinary course of
    business of Company or any Subsidiary of the Company in accordance with
    customary terms; (viii) Debt consisting of guarantees resulting from
    endorsement of negotiable instruments for collection by the Company or a
    Subsidiary of the Company in the ordinary course of business; (ix) interest
    rate swaps, currency swaps and similar financial products entered into or
    obtained in the ordinary course of business; and (x) capital leases or other
    Debt incurred solely to acquire equipment, computers, software or implement
    tenant improvements which is secured in accordance with clause (viii) of the
    definition of "Permitted Liens" and is not in excess of the lesser of the
    purchase price or the fair market value of such equipment, computers,
    software or tenant improvements on the date of acquisition.
    
    Amendment to Definition of Permitted Liens
    .
    Section 1
    of the Note is hereby amended so that the definition of "Permitted Liens"
    set forth therein is amended to read in its entirety as follows:
    
    "Permitted Liens" means: (i) the existing Liens as of the date hereof
    disclosed to Holder on Schedule B hereto, or incurred in connection with the
    extension, renewal or refinancing of the Debt secured by such existing
    Liens, provided that any extension, renewal or replacement Lien shall be
    limited to the property encumbered by the existing Lien and the principal
    amount of the Debt being extended, renewed or refinanced does not increase;
    (ii) Liens on the assets of Spy Optic Europe S.r.l.S.U. (formerly known as
    Orange 21 Europe, S.r.l. and Spy Optic, S.r.l.) securing Debt permitted by
    clause (vi) of the definition of Permitted Debt; (iii) Liens for taxes,
    fees, assessments or other governmental charges or levies, either not
    delinquent or being contested in good faith by appropriate proceedings and
    which are adequately reserved for in accordance with GAAP; (iv) Liens of
    materialmen, mechanics, warehousemen, carriers or employees or other like
    Liens arising in the ordinary course of business and securing obligations
    either not delinquent or being contested in good faith by appropriate
    proceedings which are adequately reserved for in accordance with GAAP and
    which do not in the aggregate materially impair the use or value of the
    property or risk the loss or forfeiture of title thereto; (v) Liens
    consisting of deposits or pledges to secure the payment of worker's
    compensation, unemployment insurance or other social security benefits or
    obligations, or to secure the performance of bids, trade contracts, leases,
    public or statutory obligations, surety or appeal bonds or other obligations
    of a like nature incurred in the ordinary course of business (other than for
    Debt or any Liens arising under ERISA); (vi) easements, rights of way,
    servitudes or zoning or building restrictions and other minor encumbrances
    on real property and irregularities in the title to such property which do
    not in the aggregate materially impair the use or value of such property or
    risk the loss or forfeiture of title thereto; (vii) statutory landlord's
    Liens under leases to which Company or any of its Subsidiaries is a party;
    and (viii) Liens (A) upon or in any equipment, computers or software
    acquired or held by Company or any of its Subsidiaries or tenant
    improvements implemented by Company or any of its Subsidiaries to secure the
    purchase price of such equipment, computers or software or Debt incurred
    solely for the purpose of financing the acquisition of such equipment,
    computers or software or the implementation of such tenant improvements, or
    (B) existing on such equipment, computers or software at the time of its
    acquisition, provided that the Lien is confined solely to the property so
    acquired and improvements thereon, or the proceeds of such equipment,
    computers, software or tenant improvements.
    
    Amendment to Definition of PIK Interest
    .
    Section 1
    of the Note is hereby amended so that the definition of "PIK Interest " set
    forth therein is amended to read in its entirety as follows:
    
    "PIK Interest " means: with respect to any Debt, accrued interest on such
    Debt payable in kind which is added to the principal balance and due on the
    Maturity Date. For sake of clarity, no PIK Interest is or may be payable in
    cash until the Maturity Date.
    
    Amendment to Section 3(a) - Interest Generally
    .
    Section 3(a)
    of the Note is hereby amended to read in its entirety as follows:
    
    (a) Interest Generally. Interest shall accrue on the outstanding principal
    amount of this Note (including all previously capitalized PIK Interest
    thereon) at a rate equal to 12% per annum (computed on the basis of actual
    calendar days elapsed and a year of 365 days) payable in kind, as an
    addition to the outstanding principal amount due hereunder, monthly in
    arrears on the last day of each calendar month (each such date, an "Interest
    Payment Date").
    
    Amendment to Section 3(c) - Fees
    .
    Section 3(c)
    of the Note is hereby amended to read in its entirety as follows:
    
    (c) Fees. On each June 21 occurring hereafter prior to the Maturity Date and
    on the Maturity Date, the Company shall pay in cash to Holder a facility fee
    of the lesser of: (i) (A) in the case of each payment on any such June 21,
    1.00% of the average daily outstanding principal amount owing under this
    Note (without giving effect to any accrued PIK Interest) for the 365-day
    period ending on such date and (B) in the case of such payment on the
    Maturity Date, 1.00% of the average daily outstanding principal amount owing
    under this Note (without giving effect to any accrued PIK Interest) for the
    period starting on the most recent June 22 (the "Previous June 22") and
    ending on the Maturity Date multiplied by a fraction of which the numerator
    will be the number of days elapsed since the Previous June 22 and of which
    the denominator will be 365; and (ii) $100,000.
    
    Amendment to Section 4(c)(ii)
    .
    Section 4(c)(ii)
    of the Note is hereby amended to read in its entirety as follows:
    
    (ii) Subject to the limitation of the following sentence, the Company shall
    prepay this Note in an amount up to $4,000,000 (the "Designated Prepayment
    ") at the election of Holder upon five (5) Business Days prior notice of
    such election to the Company, provided and on the condition that Holder has
    provided such notice to the Company no later than fifteen (15) Business Days
    after the Company's receipt of at least $4,000,000 in aggregate initial
    proceeds (prior to payment of any transaction expenses) of the Designated
    Financing, which Designed Prepayment shall be applied to the principal
    amount outstanding hereunder. Notwithstanding anything to the contrary in
    the foregoing, the Company is not required to make the Designated Prepayment
    in excess of the amount that reduces the principal amount outstanding
    hereunder to $6,000,000 (without giving effect to any accrued PIK Interest).
    Holder's commitment to make advances under this Note shall be automatically
    and permanently reduced on a dollar-for-dollar basis by the Designated
    Prepayment.
    
    Amendment to Section 6(k) - Affiliate Arrangements
    .
    Section 6(k)
    of the Note is hereby amended to read in its entirety as follows:
    
    (k) Affiliate Arrangements. There are no contractual arrangements or
    obligations owed to or by the Company and its Subsidiaries by or to any
    Affiliate other than this Note, the Term Note, the Harlingwood Notes, and
    obligations to employees and officers for (i) payment of salary and
    commissions and bonuses for services rendered, (ii) reimbursement for
    reasonable expenses incurred on its behalf and (iii) other standard employee
    benefits made generally available to all employees.
    
    Amendment to Section 8(b) - Debt
    .
    Section 8(b)
    of the Note is hereby amended to read in its entirety as follows:
    
    (b) Debt. (i) Incur any Debt other than Permitted Debt; (ii) prepay, redeem,
    purchase, defease or otherwise satisfy in any manner prior to the scheduled
    repayment thereof any Permitted Debt (other than amounts due or permitted to
    be prepaid in respect of this Note, the Term Note, the Harlingwood Notes
    (provided that, in the case of prepayment permitted under the Harlingwood
    Notes, the Company shall prepay the Harlingwood Notes, this Note, and the
    Term Note on a pro rata basis in accordance with the respective outstanding
    principal amounts then due and owing under such promissory notes, unless
    otherwise consented to by the Holder), and Debt permitted by clause (vii) of
    the definition of Permitted Debt); or (iii) amend, modify or otherwise
    change the terms of any Permitted Debt (other than this Note, the Term Note,
    the Harlingwood Notes, and Debt permitted by clause (vii) of the definition
    of Permitted Debt) so as to accelerate the scheduled repayment thereof or
    increase the principal amount of such Permitted Debt (provided that,
    notwithstanding anything to the contrary in the foregoing, the Harlingwood
    Notes shall not be amended, modified or otherwise changed so as to
    accelerate the scheduled repayment thereof or to impose materially more
    burdensome terms upon Company or the relevant Subsidiary).
    
    Amendment to Section 10(a)(vi)
    .
    Section 10(a)(vi)
    of the Note is hereby amended to read in its entirety as follows:
    
    (vi) the Company or any Subsidiary (i) fails to make any payment beyond the
    applicable grace period, if any, whether by scheduled maturity, required
    prepayment, acceleration, demand, or otherwise, (a) under the BFI Loan
    Documents, (b) under the Term Note, (c) under the Harlingwood Notes, or (d)
    in respect of any Debt (other than the Debt hereunder, the Debt under the
    BFI Loan Documents, the Debt under the Term Note, and the Debt under the
    Harlingwood Notes) having an aggregate outstanding principal amount
    (individually or in the aggregate with all other Debt as to which such a
    failure shall exist) of not less than $5,000, (ii) fails to observe or
    perform any other agreement or condition relating to (a) the BFI Loan
    Documents, (b) the Term Note, (c) the Harlingwood Notes, or (d) any such
    Debt described in clause (i)(d) above, or any other event occurs, the effect
    of which default or other event is to cause, or to permit the holder or
    holders of the BFI Loan Documents, the Term Note, the Harlingwood Notes or
    any such Debt described in clause (i)(d) above (or a trustee or agent on
    behalf of such holder or holders or beneficiary or beneficiaries) to cause,
    with the giving of notice if required, the Debt under the BFI Loan
    Documents, the Term Note, the Harlingwood Notes or the Debt described in
    clause (i)(d) above to become due or to be repurchased, prepaid, defeased or
    redeemed (automatically or otherwise);
    
    Amendment to Section 17
    .
    Section 17
    of the Note is hereby amended to read in its entirety as follows:
    
    17. Assignment. The provisions of this Note shall be binding upon and inure
    to the benefit of each of the Company and Holder and their respective
    successors and assigns, provided that the Company shall not have the right
    to assign its rights and obligations hereunder or any interest herein. This
    Note may be endorsed, assigned and transferred in whole or in part by Holder
    to any other Person, provided, however, that no such endorsement, assignment
    or transfer be permitted that is not in compliance with securities law or
    other applicable law.
    
    Conditions Precedent
    . This Amendment shall become effective upon Holder's receipt of all of the
    following (including all schedules and exhibits thereto), in form and
    substance satisfactory to Holder:
     a. this Amendment executed by the Company; and
     b. the Seventh Modification to Debt Subordination Agreement executed by BFI
        Business Finance and the Company.
    
    Headings; Interpretation
    . Section and subsection headings in this Amendment are included herein for
    convenience only and shall not constitute a part of this Amendment for any
    other purpose or be given any substantive effect. References herein to any
    Article, Section, Schedule or Exhibit shall be to an Article, Section,
    Schedule or Exhibit, as the case may be, of this Amendment unless otherwise
    specifically provided.
    Severability
    . If any court of competent jurisdiction determines any portion of this
    Amendment to be invalid, illegal or unenforceable, that portion shall be
    deemed severed from the rest, which shall remain in full force and effect as
    though the invalid, illegal or unenforceable portion had never been a part
    of this Amendment.
    Choice of Law
    . This Amendment shall be deemed to be a contract made under the laws of the
    State of New York and for all purposes shall be governed by, construed
    under, and enforced in accordance with the laws of the State of New York.
    Execution of Counterparts
    . This Amendment may be executed in any number of counterparts, each of
    which when executed and delivered shall be deemed to be an original, and all
    of which when taken together shall constitute one and the same agreement.
    Delivery of an executed counterpart of this Amendment by email with scanned
    attachment shall be equally as effective as delivery of an original executed
    counterpart. Any party delivering an executed counterpart of this Amendment
    by email with scanned attachment also shall deliver an original executed
    counterpart, but the failure to deliver such an original executed
    counterpart shall not affect the validity, enforceability, and binding
    effect of this Amendment.

[Signature pages follow]

IN WITNESS WHEREOF, the parties hereto have caused this Amendment to be executed
as of the day and year first written above.

SPY OPTIC INC.,
a California corporation

By: /s/ Michael D. Angel
Name: Michael D. Angel
Title: Chief Financial Officer

COSTA BRAVA PARTNERSHIP III, L.P.,
a Delaware limited partnership

By: /s/ Seth W. Hamot
Name: Seth W. Hamot
Title: Managing Member of General Partnership