1.HighTech Insulation Our survival bags are equipped with a reflective layer of aluminum foil and high strength polyester fiber, utilizing advanced insulation material that maintains body temperature even under the harshest weather conditions. Experience absolute comfort and protection from the cold with our excellent thermal insulation performance. 2.Convenient to carry: With its compact design and light weight, this survival blanket is easy to put in a backpack and take it with you, making it suitable for hiking, camping and other outdoor activities. It also folds down to a small volume so it does not take up much space in your backpack. 3.WEATHER PROTECTION Our survival blanket bag features a specially treated case that provides excellent waterproof protection against inclement weather. Ideal for use in environments where moisture penetration would affect heat. Stay warm and dry. 4.WEAR RESISTANT FABRICS Thanks to its good tear and abrasion resistance, this survival blanket can withstand longterm use in harsh environments, including areas with many stones or branches. Its wearresistant fabrics ensure reliable performance during outdoor adventures.