【Best Quality】Durable and advanced double-sided aluminized emergency polyester film heat insulation space blanket, life blanket, waterproof and windproof, can retain up to 90% of body heat. Perfect for first aid kits, hiking kits, outing bags, home and car first aid kits, etc. 【10 pieces of emergency blankets】10 first-aid blankets, each pack of 1, each life blanket is individually folded, wrapped and sealed for easy storage and retrieval. They are reusable and give you a variety of warmth effects when necessary 【Upgrade Design】Our large life blanket size: 51'''x82'' (130x210cm), larger than standard polyester blankets, larger, thicker and stronger than most emergency blankets, can better cover the body and preserve body temperature. 【Lightweight and easy to carry】Single packaging size: 6"x 4"(15x10cm), weighing approximately 57 g. No matter where you go, every emergency blanket is easy to carry with you. You can put it in your backpack and pocket without any pressure. Our insulation blankets are essential items for camping, off-road running, marathons, travel bags, equipment preparation kits, earthquake rescue kits, and travel first aid kits. 【Multi-purpose】It is very suitable for emergency situations that require warmth or resistance to harsh weather. By keeping most of the heat in the user's body, it helps to prevent hypothermia and shock. The emergency device can also be used as a backpack cover, raincoat, emergency signal light, sunshade, dust cover, seat belt, sleeping bag lining, wind deflector, etc.