Cushion Cover only Roho HP Heavy Duty 16 x 16 Manual Electric Treadmills 4 Weight Capacity: 500 lb Color:Yellow 4 Weight Capacity: 500 lb Product Weight: W out wheels: 7 8A * Electrical Shock Protection: Charger: Class II Protects ROHO cushions from rough wear and tear fluids and the degenerating effects of poor quality ozone * Helps protect the cushion from rugged use and every day wear and tear * Protects against incontinence with its fluid resistant material and durable construction * Although this new cover is ruggedly designed it still allows for the benefit of the therapeutic skin protection of the ROHO cushion * Allows for easy access to ROHO cushion valves and the ISOFLO Memory Control© on SELECT Series cushions with a double pull zipper *