Product Features Cover the body when accidents happen to avoid body temperature dropping. keep body warm when car breaks down at night or in cold area. Can be used as reflective film to send signal to rescuer. open as canopy in a rainy day. cover front windshield to lower the interior temperature of car. Can put in the sleeping bag (not included) to keep warm. Good tenacity, can be used as stretcher. folded into a small size, compact, lightweight and portable. Can be stored for several years, very economical. For outdoor sporters, visitors, explorers, athletes, rescue teams, climbers, etc.