Red Cross approved. Soft, resilient surface captures chilled victim's body heat. Victim's head is secured with adjustable foam pads below and on both sides of head, along with forehead and chin straps featuring velcro closures. Victim's body is secured with extra-wide industrial-duty 2.5" all nylon body and leg straps, tested at 4,000lb break strength. Ships with body straps installed complete with velcro closures. Radioparent design with stainless steel only on the side tie bars. Half-round wooden skids on bottom, aid in patient transport.