Designed to redistribute pressure to assist in the prevention of pressure injuries, the Gel-U-Seat cushion incorporates high-density foam encapsulating a dual-chamber gel bladder for patient comfort. A water-resistant, low-shear stretch nylon cover with tie straps secures the cushion to the wheelchair. Sizes range from 16×16″ to 24×18″; all sizes of this cushion are 3″ in height.