NylonImported Emergency Sleeping Bags Keep you warm and alive. Losing body heat is a major cause of death in emergency, the emergency sleeping bagsas aemergency bivy sack, poncho, emergency shelter, protect you from rain,wind and snow. It can beas ground cover, sleeping bag liner when you inenvironments. Easy to Use Just pull out the bivy sack, unroll and climb inside.Emergency sleeping bag can beas a sleeping bag liner to keep your body temperature by reflectingand retaining 90% of heat. Orange is a great color for signaling, so it is a great campinggear in yourout bag. Compact and Lightweight This ther-mal sleeping bag kept in a small bag ,easy to carry and store,you can carry and store it in any place, and also you can reuse if you want.reusable, waterproof and lightweight. Excellent for hiking, mountaineering, and surviving in the woods. Multipurpose A must-have emergency bivvy ca...