BodySport Balance Disc,13.8" (35cm) Diameter,Each,ZRVDBLPrice: USD37.99 BodySport Balance Disc is an inflatable disc similar in movement and shape to a fitness ball when used on any seat. It can be used as a dynamic cushion to activate major muscle groups or as a standing disc for balance training and lower extremity strengthening.Other products from H e a l t h P r o d u c t s F o r Y o u |