[50% OFF - Until Aug 30]]Memory Foam Seat Cushion | Ventilating, Washable Plush Cover, Back Tailbone Sciatica Relief 100% Supreme Quality Memory Foam: We candidly insist 100% pure high 60D density Memory Foam. No additives. Orthopedic Doctor Recommended: U-Shaped design cushion which is recommended by orthopedic surgeons and doctors around the world to alleviate pressure on coccyx, hips, lower back, and tailbone. Versatile Design: perfect for wheelchair, office chairs, car seat, airplane, benches and even on your knees. Micro Holes on Cover for ventilation, does not hold odors and keeps it fresh. Detachable Cover, Machine washable. Little Antarctica guarantees 100% money-back refund or exchange upon any dissatisfaction.