Wheelchair Seat Cushion Gel 17" | BIONBION Seat Cushion (Gel) is a wheelchair seat cushion made of gel. Wheelchair cushions are good for spinal support, especially for users who sits in wheelchairs for a prolonged period of time. Gel cushions are generally more durable and cooling compared to other conventional wheelchair cushions FEATURES Seat Strap Elastic Seat Cover Removable Seat Cover Waterproof Seat Cover Contoured Seat Cushions Product of Singapore