The Coghlan's Emergency Survival Bag provides instant protection against wind, rain, and cold. Made from 3-mil polyethylene, it holds body heat and can help prevent hypothermia. Use the versatile Emergency Survival Bag as an emergency shelter, ground sheet, storage bag, or distress signal. Coghlan's makes the outdoors more comfortable and enjoyable with over 450 accessories for camping, hiking, fishing, and RVing -- from cooking gear to first aid kits, insect netting, firestarters, tent repair, and more.