surgeons recommend the U-shaped ergonomic design recommended by orthopedists and physicians around the world for the treatment of chronic or acute pain caused by decompression at strategic s. s relieve symptoms of: sciatica or sciatica, arthritis, lumbar spine, coccyx, prostate, buttocks, piriformis, spine, leg pain, back pain, wounds and post-operative trauma, pain relief from injury or pregnancyHigh Memory Foam - Machine washable velvet cover with zipper for easy cleaning. of high quality 100% memory foam. Ergonomic design improves posture and reduces long-term driving or coccyx and sciatica pain. Our pillows improve comfort with a consistent density.LIGHT AND COMFORTABLE SITTING - If you feel stiffness and soreness after sitting or have coccyx, back or sciatica pain, use this comfortable pillow to support the pain reliever. It relieves most sciatica, herniated discs, coccyx injuries, back pain, hip pain, acne and spinal problems.IMPROVE AND PROTECT YOUR POSITION - U-shaped cushions provide support, comfort, help lift and correct posture, and provide maximum support along the natural curve of the lower back. Protects you from harmful postures. for Uncomfortable Seats: Travel... - Travel with a comfortable office chair, wheelchair, long trips, watching TV or using a computer - it won't hurt anyone who wants to sit anywhere.