Excellent pressure redistribution, comfort and support make this Vicair Multifunctional O2 back support cushion perfect for use in a large variety of situations. It can be used in several types of back systems and in tilt-in-space chairs with adjustable seat depth. The cushion is easily fixed onto the solid back support by use of hook and loop strips.With the Vicair Back Connector the Multifunctional O2 Back can also be used in tension adjustable backs such as the Vicair Strap Back. Although it automatically adapts to the body?s contours, the cushion can also be adjusted for optimal positioning, while the user is still leaning against the cushion. 100% machine washable and breathable, for optimal hygiene and perfect temperature and moisture regulation.The Vicair Multifunctional O2 back is a wheelchair back support cushion that helps prevent pressure ulcers. It is also a high quality addition to a pressure ulcer treatment plan (stage I-IV).