Ideal support for office chairs, the car, on long plane flights, at the cinema or anywhere else you can think of. It is the perfect travel companion. Specialists confirm that improper seating can cause significant additional lumbar disc pressure.Our Deluxe Back Rest Cushion is Anatomically designed to conform and support the natural contours of the lower back. Lateral support wings provide extra relief. Helps to reduce back fatigue.Fabricated of long wearing, high density polyurethane foam. The outer covering is made from 100% texturised polyester nylon fabric. This fabric has a very high resistance to abrasion & wear. The fabric is treated with Acrylaat to assist with rot resistance & to be impervious to fungal attack. An adjustable elastic strap easily attaches the cushion in perfect position on any size chair that has a back rest. Product Specs: - Regular size suits most people.