The Head Immobilizer is made of Poly-Urethane Foam and provides excellent support, yet conforms to each patient. The PU-Coating is waterproof and prevents bacterial growth and is resistant to blood and bodily fluids. Dual-Purpose Head Supports are angled on one side so they can be used with a flat backboard. Large ear holes on the head block enable hospital personnel /doctors to see the patient's ear canal to monitor blood loss or fluid changes and allows the patient to hear. The body belt is made from colored nylon webbing with Velcro for easy strapping. Belts are adjustable for different patients lengths providing secure immobilization.