Feature:1. Thermal Insulation: The emergency sleeping bag keeps you warm, and safe when inclement weather comes, keeping you comfortable on wet rainy days.2. Thick Practical: A 30µm (0.03mm) thick thermal sleeping bag that retains 90% of your and avoids severe heat loss to help prevent hypothermia.3. PE Aluminum Film: Survival bivouac bag is made of PE aluminum film material, durable and tear resistant, with reinforced seams, you don't need to worry about it tearing.4. Lightweight Durable: The thermal insulation sleeping bag is lightweight and comes with a storage bag for easy storage and portability.5. Wide Application: Emergency survival sleeping bag can be used for outdoor adventures, hiking, camping, travel, etc.Specification:Item Type: Emergency Survival Sleeping BagMaterial: PE Aluminum Film Package List:1 x Emergency Survival Sleeping Bag1 x Storage Bag with Whistle