Best work in holding unconscious patents for uplifting etc. during OT work. Used as a spine bolster during any surgery in supine position. Used in prone position for spinal surgeries to fix & rest the patent without any discomfort. Used in mix prone position & hip surgery. ADVANTAGEProvide maximum rest without any discomfortbecause it has :Temperature adaptions Quality Skin friendlyAnti slip action Resilience property