Studies show lumbar supports decrease the pressure on the spinal discs and relieve lower back pain. Ergonomically designed to promote proper posture that is shown to be essential for both good health and personal well being. Supports can be used for all day comfort at home, in the office or when traveling. Made of high quality polyurethane foam and covered with a washable, durable fabric. Jobri prides itself in the design and manufacture of high quality back support products that are specifically structured to follow the natural shape of the human body.