The CoreBall features a 45/55/65/75 cm diameter.
Specifically designed to develop your core strength, balance and coordination, theCoreBall will help you improve your back muscle imbalances and maintain a healthy posture.
Exercising on the CoreBall will stimulate your motor reflexes and force your body to react as an integrated system, providing you with a more beneficial dynamic exercise movement.
As your body tries to remain stable on the CoreBall, you will be able to engage your abdominal muscles and back muscles more efficiently.