Which Keeps You Warmer? (Real Thermo Test)

If you've never actually used one of those foil (mylar) emergency blankets, you might be wondering how well they actually work. I certainly did! That's why I decided to test one out. But of course that wasn't enough, so I tested not one but two mylar bivvy sacs too just to see how they compare to a standard emergency blanket. Here are the Emergency Bivvies from this video: Go Time Gear Life Bivy: https://amzn.to/4dFAd9y Esky Emergency Sleeping Bag: https://amzn.to/4dljbxS Pantry Preparedness is a trademark of Income School LLC, an Idaho Limited Liability Company