Prepared4X Emergency Sleeping Bag for Survival - Thermal Emergency Bivy Sack for Backpacking, Camping, Hiking - Lightweight, Compact & Heavy-Duty Waterproof Survival Tarp or Bivvy Tent, 1-PackThe Prepared4X Emergency Sleeping Bag - a vital component for any survival, escape, or outdoor kit. This emergency bivy sack is designed to meet the demands o..