Air Holes: to allow circulation, heat and moisture dissipation. Low profile: Contours and cradles trochanter, while stabilizing patient in seat. Tested: Antimicrobial formula built into the cushion reduces infection risk, meets CAL129 flammability requirements, MHRA registered, CE certified. Use: Cushions can be used to protect the occiput, heel, ear, or between the knees for contracted patients. Pannus support in bariatric patients, post rectal surgery, indwelling catheter applications, and abdominal splinting.