Package: You will receive 2 packs of emergency thermal blankets. Each foil blanket is individually packaged in a plastic bag, compact and lightweight.Size: These foil blankets have a large size of 63 x 83 inches when opened, effectively retaining your body heat up to 90%.Waterproof & Windproof: The emergency blankets are made of waterproof and windproof foil material, providing protection in case of an emergency.Lightweight and Space Save: The emergency foil blankets only weigh 0.13lb, and can be folded into small volumes. Very easy to slip into a pocket or bag. An essential for your emergency kit.Multifunction: These foil thermal blankets are reflective and can be used to send a signal to the rescuer. Also can be used as a poncho on rainy days.