• Mylar
• Emergency Supplies: this camping emergency blanket can help you to prevent hypothermia and shock by retaining up to 90% of the user's body temperature, ideal for emergency rescue or outdoor survival use, as well as homeless or rescue kits
• Quality Material: these emergency thermal blankets are made of quality silver aluminized polyethylene film, waterproof and weatherproof, can be folded and stored for repeated use, and can also be cut as needed, is an integral part of your survival gear
• Whole Body Warm: you will receive 150 pieces of foil space blankets, and each emergency blanket measures about 83 x 51 inches, is large enough to wrap the body from shoulders to feet for most people, and can provide warmth to the whole body
• Lightweight and Portable: foil emergency reflective blankets is portable and easy to carry, only 1.7 oz and the folded size is about 4.72 x 2.95 inches, is individually wrapped and sealed for easy storage, can be putted in backpack or pocket easily
• Wide Applications: silver survival blanket can be applied as rain poncho, emergency signal, shade cover, sleeping bag liner, wind blocker, emergency signal, emergency shelter, wind blocker and more for hiking, camping, boating, hunting, and surviving in the cold, damp or wet outdoors