Roho Cover for QS911C 16x20 Body Positioners Helps minimize patient falls from Hip Kits Helps minimize patient falls from wheelchairs * Locks wheels automatically when patient begins to stand * Anti Rollback System * Fits wheelchairs with a seat width of 16 20 * * Selection of disc size shoulb be based on patient foot size stance for stability anf foot placement control * Made of three high quality polymer plates with a built in handle for ease of carrying * Product weight 3 Lbs * Weight Capacity: 400 Lbs * The ROHO© SELECT Cushion Cover is a textile enclosure intended to protect the cushion * Replacement Covers for the following Cushions: * QUADTRO SELECT© HIGH PROFILE© Cushion * QUADTRO SELECT© MID PROFILE© Cushion * QUADTRO SELECT© LOW PROFILE© Cushion * CONTOUR SELECT© Cushion * This is available in Heavy Duty Cushion Cover a fluid resistant textile enclosure * 16 x20 * For Quadtro Select High Profile Cushion * Warranty: 6 Month Limited Warranty