A versatile gel/foam wheelchair cushion designed to redistribute pressure and assist in the prevention of pressure ulcers, available in multiple sizes. - Unique dual-chambered gel bladder keeps pelvis in contact with pressure-redistributing cooling gel - Cushion incorporates high-density foam encapsulating a dual-chamber gel bladder - Fluid-resistant, low-shear nylon zippered removable cover - Durable vinyl bottom - Secures to wheelchair with 12" tie straps - Meets flammability standard TB117 - 16"W x 16"L x 2"H - 1-Year Limited Warranty