Memory Foam Seat Cushion for Back Support and Pain Relief - Coccyx Cushion - Perfect for Office Chairs and Wheelchairs - Sciatica Relief Pillow - by HomeFoam Our best foam seat cushion gives you the comfort and support you need to maintain an energized and pain free. We employed an ergonomic design to directly address the most common pain and annoyances that plague so many every day Never have to spend a long day at work, long road trip or flight suffering from a back and Coccyx pain and discomfort. Our seat cushion for back pain will retain its shape even after extensive use and won't go flat while it promotes healthy posture and spine alignment. A total Win - Win Our seat cushions have been designed to address problems like Sciatic nerve damage/sciatica relief, Herniated, bulging, slipped or prolapsed disc, Piriformis syndrome, Pelvic pressure and hip, Lumbosacral Spondylosis, Fibromyalgia, Lumbar spinal stenosis, Bruised, fractured, inflamed or broken tailbone. This is one of those seat cushions that will help so many people with so many problems The velour cover is made of soft polyester and rayon, is machine washable and can be removed using the zipper for easy cleaning. The cushion measures 17 1/2 x 14 x 3 inches. The highest quality memory foam pillow will maintain its form and stays cool even after periods of extended use Don't be fooled by knock offs who make the same claim about their products. To validate the quality of our product, we give you a 100% NO QUESTIONS MONEY BACK GUARANTEE. If you are not totally giddy about how comfortable and stable our seat cushions are, just return it for an immediate refund of the purchase price