Sit on your 55 cm (22 in) Stability Ball™ to work the deep stabilizers, protecting the spine and preventing back pain. Incorporate into your workouts to build core strength, improve posture and advance muscle tone. After exercise, reduce muscle soreness and develop flexibility by using the ball to stretch and lengthen your muscles. You’ll have a ball.
- 55 cm ideal for those 4 ft 11 in to 5 ft 3 in (150–160 cm) in height
- 65 cm Silver ideal for those 5 ft 4″ to 5 ft 11″ (161–180 cm) in height
- 75 cm Purple ideal for those over 5 ft 11″ (180 cm) in height
- Anti-burst up to 550 lbs (250 kg)
- Includes hand pump and bonus downloadable exercise guide