The versatile, lightweight Survival Blanket 2.0 provides all-weather protection by reflecting your own body heat back to you. Windproof and waterproof, it can also be used as an emergency lean-to shelter, ground cloth, additional warmth for sleeping bags and for wrapping cold or frozen food during transport. It?s ideal for carrying in a day pack for emergencies, or as part of an emergency kit for your car or home..