Constructed of aluminized polyethylene, this Survival Blanket from Coghlan's helps reduce heat loss in cold environments and in situations where hypothermia is possible. Windproof and waterproof, the Survival Blanket features reinforced grommets in the corners and stitched edges. Measuring 50 x 70 inches and weighing 12 ounces, it can also be used as an emergency shelter, signal reflector, ground cover sheet, and picnic blanket. 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.