Sleepsia Orthopedic Lumbar Support Memory Foam Pillow, is made for providing lumbar support to its users. It is extremely beneficial in terms of: - Providing Therapeutic Relief - Providing Lumbar Support For Office Chair - Providing Lumbar Support For Car - Providing Support To The Back The supportive pillow or cushion i.e with the size of 19.5" L× 15.5" W × 4.3" H in black, with a washable cover and with an ergonomic design comes with the strap. It is an ergonomic pillow with a special convex shape. Its design makes your back rest on it with an absolute fit. No lower back pain. It gives therapeutic relief from back pain. It is an ergonomic pillow with a special convex shape. Good Quality memory foam pillow is used in the manufacturing of the Lumbar Support Pillow. Just put it and strap it at the back of your seat and you are all set to enjoy the ultimate relief. Don’t worry, it won’t slip or shift anywhere. Its strap will hold it to its right position.