INDO BOARD Rocker 33" X 16" with 6.5" Roller - High Performance Balance Board for Advanced Tricks - 5 Color Choices The INDO BOARD Rocker Is Specifically Designed For Balance Board Riders That Feel That They Have Mastered Their INDO BOARD Original Design. The Rocker Board Deck Will Immediately Feel Much Looser and Allow The Rider To Move The Deck Side To Side Very Easily. This Will Result In Greater Ease Of Practicing And Perfecting Tricks That Are Very Common In Sports Like Advanced Skateboarding, Snowboarding, Wakeboarding, Surfing and Wakesurfing. The Rocker Board Is Perfecting Big Tricks The INDO BOARD Is 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 Are Also Designed For A Wide Variety of Fitness Training Uses Including: Fitness Training, Both Upper and Lower Body Strength Training, Injury Prevention, Improving Kinetic Chain Stability, Physical Therapy, Injury Rehabilitation, Sport-Specific Functional Training And Are Even Found In Physical Education Department in Schools All Across The World. 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.