Fitmus Abdominal Roller Wheel has good feature of Comfortable soft foam grip and Smooth rolling wheel,Foot pedal provides intense workout versatility,Fitmus Abdominal Roller Wheel is Made from Rubber+PP+Steel,It is Designed to challenge your entire body to stabilize while moving. With its unique patented design, using your feet or hands you can perform unlimited core exercises. Increase power in the chest, shoulders, and arms and develop core strength. Perform a multitude of upper- and lower-body strength training exercises, including push-ups, leg curls, inch worms, and crab walks, by positioning the hands or feet on the wheel. Assembly required. Instructions included. Wheel: 14″ dia. 6 lbs. Size:17.5 x 16.8 x 3.8 inches Net weight:280g