OverBall can be used to prompt correct body position and muscle activation while doing exercises;small ball is 9 inches in diameter and has a soft easy-grip texture.;Great tool for Pilates, pelvic core exercises, resistance training, shoulder stabilization;Includes straw for easy inflation

• Soft Gym Overball (Assorted Colors) # LE9505

Soft Gym Overball (Assorted Colors) # LE9505OPTP