Balanceon Fit Sear Cushion For Office, Car driving, Strollers and wheelchair. Body Pressure Dispersion : Effectively reduce and disperse Body Pressure. Pleasant Sitting : Central hole gives pleasant sitting by depressing the pressure on the area in which genitals and anus are contacting. Portable Size for Outdoor Use : Camping, flight, stadium, school, outdoor activities. Durable & Easy washable : Separable Air Cell Veta-Gel is water washable and durable.