[High quality] Made of aluminized polyethylene mylar, 12 micron thickness, military grade developed by NASA, lightweight and durable, tear-resistant and waterproof, windproof and moisture-proof, non-toxic and reusable[Keep warm] Advanced double-sided highly reflective film, help prevent hypothermia and shock by retaining / reflecting up to 90% of a user's body heat, ideal for emergency situations where warmth or all-weather protection is required[Easy to use] Each emergency blanket is individually packaged in a resealable protective bag, just open the bag, then unfold to use, can help block rain, snow and moisture, keep dry in wet, wet, cold, rainy conditions[Size] Unfolded size: 160CM x 210CM, folded size: 10CM x 8CM , included 14pcs emergency blankets in total, great for first aid kits, bug bags, travel bags, home emergency kits, and car emergency kits[Applicable] Provides emergency thermal protection in all weather conditions, also suitable as backpack cover, rain cape, dust cover, sun shade, emergency shelter, sleeping bag liner, ground cover, camping bag, water collector, garden Insulation cover, etc.