Specifications: Material: PE + ABS. Color: Blue, Pink. Max Capacity:220lbs. Riser Size: (L)X(W)X(H) 40x40x5cm / 15.75''x15.75''x1.97''(appr.). Pedal Size: (L)X(W)X(H) 40x40x11cm / 15.75''x15.75''x4.33''(appr.). Overall Size:(L)X(W)X(H) 40x40x31cm / 15.75''x15.75''x12.20''(appr.). Features: Brand New and high quality. Fit for users of all ages. Easy to use, no assembly. Non-slip surface to keep safe. Perfect for indoor and outdoor use. Lightweight, portable, convenient for storage. Optional for regular home use and work out classes. Four nonskid feet on each riser prevent platform from sliding or moving during exercise. Adjustable height from 4'' to 6'' to 8'' to 10'' to 12''. You can choose one height as you want. Benefits: It is beneficial for building up your body. Great for tong calves, thighs, glutes and more. It can sculpt your entire body step by step with the Step Workout System. Effective way to work your buttocks and legs, your cardiovascular system and upper body. Help to your workout to build lower body strength and get more muscles volved route exercises. Package Included: 1 Set Aerobic Pedals (1 pedal + 4 risers)