• Lightweight:?Weighing only a few grams, these are so light you won't be able to?tell you've got them with you.
• Easy to Use:?No special instructions needed. Unfold and use like a regular blanket to help elevate your body temperature no matter the conditions.
• One-Size-Fits-All:?Measures?83" x 55"?when open.
  

Often times referred to as "space blankets,"?these innovative, space-age products (originally?designed by NASA) are great for?anyone who’s putting together a survival kit, a 72-hour emergency kit, or just a regular old car bag. Made from a lightweight reflective material, they help you retain as much as 90% of your body heat, keeping you warm in a variety of?conditions.