GDFHG Premium Comfort Seat Cushion - Non-Slip Orthopedic 100% Memory Foam Coccyx Cushion for Tailbone Pain - Cushion for Office Chair Car Seat - Back Pain & Sciatica ReliefImported Assist in Back Pain & Sciatica Relief Ergonomically designed, provides support and comfort while reducing pressure on the tailbone with the U shaped cut out and promotes healthy posture. Supports recovery from lower back problems, helps with most sitting pain due to sciatica, herniated discs, tailbone injuries, pregnancy, hip pain and hemorrhoids. Our seat cushion is designed to help relieve pain while sitting however it may not work for all