INDO BOARD Rocker Balance Board Package Ages, Improve Balance, Comes with 33" X 15" Non-Slip Deck 6.5" Roller and 14" Cushion - 5 Colors to Choose from The INDO BOARD Rocker Training Package Is A Specially Designed Deck That Derives It Shape From The Reverse-Camber Designs Used In Wakeskates, Wakeboards and Snowboards. This Continuous Curve (Rocker) Bottom Stretches From End To End So That When Used On the Original Roller, The Deck Is Loose and Fun and Is Easy To Spin. However, With The 14 Diameter INDOFLO Cushion Placed Under The Deck, The Board is Safe For Anyone To Use But Still Unstable and Challenging Enough For A Great Workout. INDO BOARD Products Are Designed Specifically to Improve the Balance, Stability, Core Strength and the Agility Needed in Everyday Live and In Sports All While Having FUN. INDO BOARDS Were Originally Designed to Be Used Indoors on Carpet (Hence the name INDO BOARD) so that factors such as Inclement Weather or Time Of Day dont keep you from Having Fun or Training for Your Favorite Sport. Of Course, INDO BOARDS can also be used Outdoors as well. INDO BOARDS Are Used Worldwide By Athletes to Train for Boardsports Such As Surfing, Snowboarding, Skiing, Skateboarding, Stand Up Paddle and Wakesurfing. INDO BOARDS Are Also Used to Improve the Core Strength, Agility, and Neuromuscular Response Needed in Sports such as MMA, Soccer, Football, Lacrosse, and Many Other Team Sports. INDO BOARD Balance Boards Designed to Be Functional For a Wide Variety of Uses Including: Fitness Training, Upper and Lower Body Strength Training, Injury Prevention, Physical Therapy, Injury Rehabilitation, Sport-Specific Functional Training, Physical Education in Schools, Neuromuscular Response Training. Since 1998 INDO BOARD Balance Boards Have Been Used In Fitness Centers and High Performance Gyms All Over The World. INDO BOARD is the Most Recognized and Respected Name of Balance Board Worldwide and Is Used and Endorsed by Olympic, World and National Champions in Virtually Every Sport.