Survival Frog Tact Bivvy 2.0 Emergency Sleeping Bag with Stuff Sack Carabiner &amp Survival Whistle – Compact Lightweight Waterproof Reusable Thermal Bivy Sack Shelter Kit

- HeatEcho Thermal Reflective Material - Imported - ULTRA LIGHTWEIGHT COMPACT SLEEPING BAG: Made out of ultra-lightweight HeatEcho reflective polyester film, this thermal survival blanket sleeping bag weighs just 4.8 ounces. It also compresses into a tiny oversized stuff sack, so you can reuse and carry our emergency sleeping bags with your survival kit everywhere you go. Use as a sleeping bag liner and raise your body temperature by 20°!