DESIGNED FOR EMERGENCIES - PE thermal survival sleeping bag protects you from rain, wind, humidity, heat and cold. It can reflect up to 90% of body heat to increase your sleeping bag's heat retention, and the waterproof material protects your sleeping bag from outside condensation. OUTDOOR ESSENTIALS- Our emergency survival sleeping bag is very easy to use outdoors, just take out the bivouac bag, roll it out and climb inside. It comes with an emergency whistle which has a unique double-tube design, it can produce extremely loud noise, attract people's attention outside more easily, works great as a signal whistle. INCREDIBLY DURABLE - The survival bivy sack is made of extra thick PE material which ensures a tear-resistant, windproof and waterproof sleeping bag, it is durable enough for repeated use, so that t can be folded up and placed back inside the stuff sack for your next adventure. MULTI-PURPOSE - A must-have camping gear for camping, hiking, tactical gear and kit travel first aid. With the highest quality materials available to create the best emergency bag. Suitable for outdoor camping and hunting, emergency shelter, emergency or homeless assistance. WHAT'S INCLUDED - Includes survival sleeping bag, whistle survival gear and a stuff sack. Sleeping bags are 213 x 91cm, lightweight at 120g. Made of extra thick Mylar material. It's a must for anyone who loves outdoor expeditions.