DESCRIPTION: KARMAN CU-GFR 18" Universal Gel/Foam Seat Cushion --- ITEM DETAILS: Utilizing high quality GEL/foam, the CU-GFR series GEL/foam seat cushion can be used for multiple purposes including proper positioning on a wheelchair, an office chair, or any hard surface requiring additional comfort SPECEFICATION: *Gel/Foam Seat Cushion *Durable cover *2 inches