Pressure reducing cushion designed to assist in the prevention treatment and management of pressure ulcers * Viscous gel provides optimized pressure reduction support and comfort * Fire retardant polyurethane foam shell * Removable and replaceable cover has water resistant Top and Non-Slip vinyl base * Weight Capacity: 275 lbs. * 18 Month Limited Warranty on cover and cushion * Compare to Mason Gel-U-Seat Blue Chip Gel Pro DLX Invacare Comfortmate Invacare - Infinity Lo Contour & FLA Postura Gelfoam *