emergency blanket Material: PET Color: silver or golden Feature:Windproof & waterproof & against coldness emergency blanket:Size when fully open: 150* ... from rain, wind, heat, and cold.It's made from PET, extremely lightweight, flexible, space-age material. It can retain ... be used to offset hypothermic reactions.The Emergency Blanket is waterproof, reusable, and portable. It's perfect for camping trips ...