Memory Foam Seat Cushion - NEW Ergonomic Seat Cushion, Help for Sciatica and Back Pain Relief - for Your Home,Office and Car (Baby Blue) Memory foam seat cushion supports recovery from lower back problems,helps with sitting pain due to sciatica,herniated discs, tailbone injuries, pregnancy back pain,hip pain,hemorrhoids and other spinal issues. MEDICALLY PROVEN: The unique U-Shaped cutaway seat cushion section keeps the back of the spine away from the oppression of the seat,alleviating pressure on the tailbone and encouraging a good spine position. the contoured molded seat cushion evenly distributes body weight and offers lasting comfort and optimal support and helps in correcting posture. Veeomo seat cushion dramatically reduces pressure on your hipbones while seated on chairs and other seats, including office chair, office chair, car seat,rocking chair,wheel chair,airplane,Stadium seats and more,Provides instant comfort on any hard surface. 100% HIGH GRADE MEMORY FOAM Antimicrobial materials - Won't go flat over time! Removable velour cover is machine washable and allows for easy cleaning. Product size: 17.7*13.8* 2.8 inch baby blue