Leberna Emergency Foil Mylar Thermal Blankets 59 x 87 inches (Pack of 10) Double Sided, All Weather Condition NASA Survival Space Blanket, Perfect for Outdoors, Camping, Hiking, Marathon, First Aid Losing body heat is a major cause of death in emergencies. The Leberna Emergency Survival Mylar Thermal Blanket can increase your chances of survival in all weather, all seasons and all circumstances. It is made of durable insulating Mylar material designed by NASA for space exploration. It retains / reflects back 90% of body heat. It is reusable, waterproof and windproof. The Leberna Emergency Survival Mylar Thermal Blanket is extra large in size, 87 inches in length and 59 inches in width. Wrap around the body (leaving the face exposed). It is intended as an emergency shelter and can be used for camping, hiking, and surviving the cold outdoors. The Leberna Emergency Survival Mylar Thermal Blanket comes with 10 packs. Each pack is individually wrapped and weights only 2 oz. The dimension of each pack is 4.5 inches by 3 inches. It is easy very light weight and easy to carry and store in your car, back pack or together with your emergency kit. Buy with confidence because all Leberna products come with a 30 day, 100% satisfaction, money back guarantee, no question asked. For customers who have never purchased a Mylar Thermal Sleeping Bag or Blanket, it is important to know that the Mylar material is very thin. That is how it is designed by NASA for space exploration. Even though the size of the sleeping bag or blanket is big, they can be folded into a very small size. Protective Film Anti-scratch Coating Antioxidant Coating Aluminium Coating PET Base <span class="a-text-bold">Leberna Emergency Foil Mylar Thermal Blankets </span>are designed to reflect up to 90% of body heat back so it can keep your warm. They are perfect for use in emergency survival situations. The thick Mylar foil is durable and will withstand the harshest of outdoor weather conditions. It is tear resistant. It is waterproof. It is windproof. It is moisture-proof It is thin but very durable. It hardly makes any noise.