Black Mountain Products Black Mountain Products 55cm Black Gym Ball 55 cm. Static Strength Exercise Stability Ball, Black

Professional-grade exercise balls improve your core strength, balance and overall agility. exercise balls are designed with dense walls for the ultimate support and durability, and are weight-rated up to 2000 lbs.FeaturesSize - 55 cm. ( 5 ft. to 5 ft. 6 in. tall)Includes pump and exercise guideColor - BlackDimension - 6 x 6 x 6 in.Item weight - 3 lbs.