CanDo MVP Balls, Blue/Hard, Pack Of 2

CanDo MVP Blue Instability Ball is perfect for a hard challenge, and use with MVP balance boards. Balls measure 6 x 4 x 6 inches and weigh 4 pounds. Each board can be used as a wobble board if 1 ball is inserted into the center position, or a rocker board if 2 balls are inserted into opposing side positions. One ball can be also positioned off center to aid in range-of-motion and stretching activities. The smaller instability balls offer the least instability and the larger instability balls offer the greatest instability. Balls are sold as 2 per set. MVP Balance Board Sold Separately.