All Categories
Developed for use by astronauts, these emergency survival blankets are lightweight, compact and have many uses. Mylar can retain 90% of your body heat and can be used as ground cover or a shield from the elements. Not only can these be a life saver by providing warmth, but they can also be used as a ground cover, to build a shelter, collect rain water, and as a reflective signal device.. Unfolds to 84 x 52 inches.. Made of durable aluminized polyethylene.. Weighs only 1.5 ounces (42.5 grams).. Flexible in freezing temperatures.. Dimensions: 84" x 52" Each Blanket.