Gel-U-Seat Lite General Use 2" Gel/Foam Wheelchair Cushion. This versatile cushion provides comfort to almost all wheelchair users. The unique dual-chambered gel bladder keeps the pelvis in contact with the pressure redistributing cooling gel. The cover is fluid resistant low-sheer nylon zippered and removable with a durable vinyl bottom. Secures easily with 12" tie straps and meets flammability standard TB117. Size: 22" W x 18" D x 2" H, up to 500 lbs. weight capacity. 4/case.