Product Details: Healthy Ab Wheel with Automatic Rebound is a challenging fitness device compared to the single wheel version. It has a double wheel to enhance stability and safety in both left and right directions. Features Ab Roller Wheel with Elbow Support is the perfect equipment for an effective core workout helping you tone and strengthen your abdominal muscles, back, arms and shoulders. The elbow support feature provides extra comfort and stability during exercise reducing the risk of injury and allowing you to focus on your form and technique. The non-slip rubber wheel ensures stability and safety during exercise. Suitable for all fitness levels and holds 99 kilograms.