Kenley Car Gel Seat Cushion Memory Foam - Sold in Elegant Gift Box - Auto Car Seat Cushion Lower Back Support Orthopedic gel cushion for car seat, home and office chair, stadium and airplane hard seat. Lower back support & pain relief for sciatic nerve, pelvic, sacrum, tailbone, coccyx, sciatica. Gel memory foam car seat cushion turns even the hardest seats into your personal comfort zone. Lightweight and portable car seat cushion with a handle and a machine washable cover. Gel memory foam pad inside of the auto car seat cushion gives a cooling effect.