Designed to stabilize exercise balls of 65 cm and up, the Champion Sports Therapy Ball Base turns any exercise ball into a static workout. This ball base can be used for core workouts without worrying about the ball rolling around, and can even be used to turn your exercise ball into an office chair for an all-day core workout.

• Acts as a base for an exercise ball, providing added stability and allowing for a wide range of static exercises and workout routines
• Can be used to turn an exercise ball into a stable office chair for core workouts all day
• Designed to be used with 65 cm balls and up
• Black