The QUADTRO SELECT Cushion sets the standard in the industry for overall performance in wheelchair seating. Each and every user will benefit from a customized fit through the simple push of a knob. The revolutionary ISOFLO¸ Memory Control offers shape fitting capabilities while the user is seated, allowing quick and easy on-demand adjustment to maximize function. With the built-in stability and simplicity of the QUADTRO SELECT Cushion, no longer will you have to sacrifice maximum skin protection to get stability, positioning or convenience. The QUADTRO SELECT Cushion does it all. 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. By pushing the knob to the closed position, you can maintain the desired sitting posture for maximum function. Skin Protection. Based on thirty years of research and client experience, our patented ROHO DRY FLOATATION¸ technology provides unparalleled performance in facilitating blood flow by fitting, matching and tracking the shape of a person. Stability. The QUADTRO SELECT Cushion offers a new level of stability never before found in an air floatation cushion. Stability is enhanced by locking the air into place in each of the four compartments through the simple use of the ISOFLO¸ Memory Control, minimizing side to side or front to back motion.