This 15" memory foam swivel seat is perfect for use in the home, office or car. Helps to prevent any back or hip strain - ideal for getting in and out of the car or small spaces. Using the swivel chair will increase mobility; using high quality ball-race platform to minimise any friction. The 360 swivel action makes movements in any direction unrestricted, a simple small body or shoulder movement will result in any easy circular turn of this clever device. With non-slip base to ensure safety.