Premium Material?The polyester film blanket is made of high-quality PET film, which is non-toxic, harmless, chemical-free and odor-free, and can be folded up for easy storage and access. ?, the size of the palm after a single fold, the unfolded length of 160*210cm, 63?82?inch, They are easy to carry, small, beautiful and practical. ?Notice?Tear-resistant, but not puncture-resistant, please avoid hard stones and branches, and intentional damage when using this first aid blanket. ?Function?The life-saving blanket is silver, waterproof, windproof and moisture-proof, can be used as floor covering, awning or ultra-light blanket, and can also be reused, used in low temperature environment, has good thermal insulation and reflective effect, and keeps the human body well heat. Reflective light can make Lifeguard quickly spot you in the wilderness. ?Wide Application?Suitable for field exploration, investigation, tourism, camping, hiking, backpacking and surviving in the cold outdoors. Great as a sleeping bag liner or as a makeshift emergency shelter. Reflective features can also send out a distress signal.