The SMAI Exercise Wheel features a simple yet effective design made from a moulded plastic disc with a steel rod centre. With added rubber grips on the handle for comfort, this Exercise Wheel has been designed to last. A strong core is a requirement that no serious athlete would dare to neglect. If you are looking to become more powerful in your squat, quicker in your 100m sprint or prevent lower back injuries you will need a stable foundation to work from. Whether you call it an exercise wheel,