The U.S. Solid Memory Foam Seat Cushion has an ergonomic design and is made with Memory Foam, making it feel like you’re sitting on a cloud. It’s contoured shape will effectively distributes weight while taking the pressure off your coccyx (tailbone). Our cushion is the perfect aid for dealing with back pain or periods of prolonged sitting. Designed to fit perfectly on a wheelchair, this seating pad will ensure the proper alignment of your spine and prevent any pressure ulcers from ever developing. It will make the day much less strenuous and let you carry on with the fun activities you cherish. The memory foam used in this pad is of the highest quality, giving you total support even after prolonged use. No matter the cause, the U.S. Solid Orthopedic Memory Foam Seat Cushion will help relieve your back pain.