AB Wheel AA Total Body ExerciserAbout this item At various points during the exercise, you'll work every major upper body muscle group as your torso adjusts to the movements To use, simply get on all fours, grab hold of the handles, and glide the wheels back and forth across the floor Complete body workout in just minutes a day in the comfort and convenience of your home, office, or even hotel room Products Description wheels material TPE PP material Handle material EVA Products