Thermal Insulation Function: The Emergency Bivvy Bag is designed to provide effective thermal insulation in survival situations. Lined with a special heat-reflective material, similar to that used in emergency blankets, this survival sleeping bag is an indispensable part of any survival kit or emergency. It helps preserve body heat and protects you quickly and effectively from the cold, making it perfect for winter camping, hiking, and all outdoor survival gear situations. Essential Survival Gear: A must-have in any survival kit and bushcraft scenario. Hypothermia is one of the biggest dangers in an emergency, and an emergency sleeping bag like this can be crucial in protecting you from it. Small and lightweight, this compact bivvy bag can easily be packed into a backpack, car glove compartment or your hiking gear, ready to use when needed. Compact and practical: This emergency blanket is designed to fold into a very compact size, making it easy to store and take with you on all your outdoor activities. When unfolded, it reaches a comfortable size of 91 cm x 200 cm, providing enough space to keep you warm and protected in cold conditions. Perfect for winter camping, climbing and all outdoor activities where a waterproof sleeping bag and protection are important. Visible for rescue: The bright orange color on the outside acts as an effective signaling system in emergency situations. The color stands out in strong contrast to the natural surroundings, making it easier to be detected by rescue personnel. The Emergency Bivvy Bag not only functions as a heat-retaining sleeping bag, but can also be used as a signal rescue device in emergency situations. Remember, the goal of any emergency is to be able to return home safely. Versatile Use: This portable sleeping bag is not just for emergencies - it is a versatile addition to your hiking gear and works great as an emergency blanket, picnic blanket, or sleeping bag for winter camping and outdoor adventures. Whether you are a mountaineer, hiker, or a bushcraft enthusiast, this is a thermally insulating sleeping bag that you can rely on in any situation. Package includes: 4 pcs survival sleeping bags Easy to use & portable Improve Your Visibility Compact and practical Perfect Gift