This cushion balances the pelvis and relieves pressure on the tailbone. It can turn any chair into an ergonomic, posture correcting, and pain-relieving seat. Made with soft plush material and dual temperature texture suitable for hot and cold weather. Dual-shaped ergonomic design recommended by orthopedic surgeons for the treatment of chronic or acute pain by alleviating pressure in strategic areas. It helps relieve symptoms of Lower back, Lumbar, Tailbone, Prostate, Hip, Spine, and Leg Pain.