BALANCE BOARD CHANGO S2000 ROCKER/BALANCE ADV. Chango S2000 Model Board Two boards in one - Rocker Board and Wobble Board Improve your balance for all sports Activates muscles to work in cooperation with one another for good bone movement Interaction with the nervous and musculoskeletal systems improves balance, coordination and quickens reflex time Inner ear is also stimulated by movement and this helps develop balance awareness After use, the muscleshave better tone and the postural muscles go to work to help align the body's structure properly