METRON Socket Seat Cushion | Sit Bone Pressure Relief Cushion for Butt Lower Back Hamstrings Hips Ischia Tuberosity & Tailbone |Soft Supportive Memory Foam | Universal & Unisex Fit Size | Pack of 1Metron double holes socket seat cushion takes the pressure of all common pressure points like Sit bones, Hamstrings, tailbone, Hips, Ischia tuberoses. It improves the posture of sitting. Now you can work for longer hours without having pressure on pressure points. Recommended for Post surgery recovery, Best product for Patients who sit in wheelchairs for longer hours, People whose butts are very weak, Students who sit for long hours on chairs. The