Incorporating balancecentric exercises into your workout enables your muscles to work harder to stabilize your body Multifunctional piece of equipment that can be used for fitness group activities physiotherapy physical therapy and motor exercises Allows for a wide range of exercises to improve balance coordination flexibility and stabilization Activate more muscles with each move and burn more calories Phthalate and BPA free Made from durable latexfree vinyl which supports a maximum weight of 270 lbs Available in 3 sizes 85 cm exercise ball recommended for users 6 8 and taller 95 cm exercise ball and 120 cm exercise ball