seat cushion for Office Chairs, Wheelchair, Cars, Beach Chairs, Boating, Long trips, Stadium, it also can be used in Swimming pool ( but you need to take off the cover).

Extra thicken gel Seat Cushion for Long Sitting, Back, Sciatica, Tailbone Pain Relief Cushion, Use for The Car, Office, Wheelchair.(16.5×14.5×1.8inch)