With 4 inch cells, the Roho High Profile Wheelchair Cushion is the wheelchair cushion of choice for individuals who suffer from pressure sores or have a history of tissue breakdown. It utilizes a multi-cellular, air-filled design allowing adjustment to the unique contours of the individual user. Roho products not avaliable for international shipment. Adjustable: Fits specific seating needs and unique body shapes. Lightweight: Easy to handle and carry, at just 3.8 lbs./2 kg. Cushion can be easily cleaned with soap and water. Cover is machine washable. Repairable: Neoprene rubber cushion can be patched to extend use. Ventilated: Separated air cells allow air circulation to reach the surface of the skin and provide a cooling environment. Positioning: The Quadtro Select Cushion allows for quick, simple position selection for every user while seated. By pushing the knob to the open position, you can adjust the user's posture to the desired sitting position.