Gold's Gym 65cm Stayball with Pump

This fitness ball features an innovative design that keeps the ball in place. The ball helps engage core muscles to enhance posture balance and stability. The same innovation that keeps the ball in place also helps the ball serve as a 5-lb. weight adding resistance to any exercise.Product Features:

Designed to stay in place for safety and convenienceHelps to strengthen core musclesCan be used as a 5-lb. weight to provide resistanceIncludes Stayball dual-action hand pump workout DVD with two 30-minute workouts and an exercise chart to teach proper formWeight Capacity: up to 350 lb.Some assembly requiredDimensions: 65cm

(Model WGGSB6506)[]More detail ...