Wheelchair cushion is designed to redistribute pressure to assist in the prevention, treatment and management of pressure injuries. Viscous gel interior is encased in a polyurethane foam shell providing optimal weight redistribution, support and comfort. The top of the cushion is water resistant and vapor permeable. The bottom of the cushion is waterproof vinyl for durability. Cushion can be removed to wash cover. Carry handle included for easy transport. Gel insert, polyurethane nylon and polyurethane foam. 16"Sq. x 3"H. Wt. 4.4 lbs. This item ships from a separate warehouse and will arrive in a separate package.