Featuring a 65cm diameter, the Onyx Black CoreBall is recommended for individuals between 165cm (5 ft 4) up to 185cm (almost 6ft 1. Back pain often stems from poor posture, muscle imbalances and weak core engagement. Add this essential piece of equipment to your home gym to build a strong core, foundation to any functional movements. You can also improve your posture by simply using your CoreBall as an alternative to your office chair.

Size: 65cm
Colour: Black Onyx
Educational Content: 50 Exercises