DESIGNED FOR EMERGENCIES - The 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 survival emergency sleeping bag is very easy to use outdoors, just take out the bivy sack, unroll it 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 it 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 travel first aid kit. 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, survival whistle and stuff sack. Sleeping bags are 213 x 91cm, lightweight at 120g. Made of extra thick Mylar material. It's a must have for anyone who loves outdoor expeditions.