[Prepare Like a Survivor] Integral part of any Survival Kit, Bug-Out Bag, Earthquake Kit, 72-Hour Kit. [Portable Blanket] Thin,lightweight and tough, only 3'' x 5'' when packed and 52.5'' x 82.5'' when open. 5 Emergency Blankets per order. [Superior Design] Mylar insert provides insulation and the foil cover can reflect heat back to the body or deflect heat from the sun. [99% Body Heat Reflect] Waterproof and weatherproof foil and Mylar emergency thermal blanket for retaining or deflecting heat. [EXTREMELY DURABLE!] Zoophyter promise to provide the most durable emergency blanket on Amazon!.