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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″x52″
- Made of durable aluminum polyethyene
- Weighs only 1.5 ounces (42.5 grams)
- Flexible in freezing temperatures