The Gel-U-Seat Lite cushion from Drive and Mason Medical is specifically designed to redistribute pressure to assist in the prevention of pressure ulcers while providing patient comfort by incorporating high-density foam surrounding a dual-chamber gel bladder. The fluid-resistant, low-shear stretch cover includes tie straps to secure to wheelchair. Specifically designed to redistribute pressure to assist in the prevention of pressure ulcers while providing patient comfort|Cushion incorporates high-density foam encapsulating a dual-chamber gel bladder|Water-resistant, low-shear stretch cover with tie straps to secure to wheelchair|The vinyl bottom is waterproof