Mylar
Very useful for camping thermal shelter : The ultra light weight emergency tent is constructed using a mylar type material with a tear and puncture resistant coating. They are durable enough for repeated use. It can be used as an Emergency Survival Shack. This is a nice survival kit to have with you just in case when you go camping
2 person mylar thermal shelter: It come with 59 X 98.4inch 2-person mylar thermal shelter, large size can support full body protection. Practical and convenience. It's a tube tent that comes with a "rope"/ridge line to run under the top so it will keep its shape. Compact easy to carry in backpack