Coccyx Cushion Foam 18 x16 x2 Black Goniometers Removable washable cover * 20 Color:Yellow Removable washable cover * 20 X 25 X 8 Viper Plus Reclining Wheelchair Built in seat rail extension and extendable upholstery easily adjusts seat depth of 16 75 Up Charge) * Relieves pressure at the sacral area while offering patient s comfort and even distribution of weight throughout the cushion * Medium density fire retardant foam is covered in either a poly cotton in your choice of black navy or gray medical grade vinyl Shipping Carton Size: 22 L x 16 W x 4 H Black * 18 W x 16 D x 2 * Custom sizes available * Optional solid seat inserts available ($8