Knowledge is SurvivalSurvival instructions printed directly on the blanket for easy reference when you need it most.Legendary DurabilityResists tearing and will not shred like Mylar blankets.Shelter from the ElementsHeatsheets material is waterproof and windproof.Stay WarmReflects 90% of radiated body heat.More than Just a BlanketA true ultra-light multifunction backcountry tool that can also be used as a ground cloth, gear cover, first aid blanket, and more.