SCIATICA RELIEF PILLOW is your best defense for chronic lower back pain. Sitting for long periods puts pressure on your sciatic nerve, which can lead to sharp, radiating pain in the spine, buttocks and legs. Bicycle seat-shaped cushion eases and prevents sciatica discomfort by taking weight off your thighs and backside and helping you maintain proper seating posture. Made in USA of 100% poly fill padding with removable poly/cotton cover. Perfect for home, office or car. 14" L x 10" W.