Protekt O2 Wheelchair Cushion 20 x16 x4 with Pump Foot Products Displays Ergonomic safety handle Makes standing and Two 1 inch urethane Ergonomic safety handle Makes standing and sitting easy and safe * Swivel tray Multi Use laptop TV tray with cup holder and utensil compartment * Adaptable Adjusts in length and height to fit either side of your favorite couch or chair * Height of tray:26 to 32 * Height adjustment handle: 34 to 40 * Size of tray: 16 x 18 * Provides assistance standing & sitting * Swivel tray pivots 360 degrees * Swivel tray pivots away when not in use * Weight limit of handle: 250 Lbs * Please call customer service for details An excellent choice for the prevention and treatment of pressure sores * The soft interconnected air cells allow for deep immersion providing constant low pressure across the entire seating surface * Adjustable air cells offer deep immersion to provide excellent pressure redistributino for tissue protection and treatment * Dual valve compartments address seating challenges such as pelvic obliquities sacral seating and enhances posture control * Both compartments can be adjusted indepedently to increase positioning and stability for side to side control * Nilon breathable cover with non skid bottom and safety straps * Easy to use hand held inflation pump * Flame resistant latex free neoprene * Patch kit included * Weight capacity: 500 lbs * Warranty: 5 year prorated *