Emergency blanket use occasions: 1. After an accident, you can use an emergency blanket to cover your body to prevent a sharp drop in body temperature; 2. If the vehicle breaks down in cold areas or at night, you can use an emergency blanket to keep your body warm; 3. The emergency blanket can be used as a reflective film to send signals to rescuers; 4. On rainy days, the emergency blanket can be used as a poncho; it can be opened as an awning; 5. When parking under direct sunlight in summer, use an emergency blanket to cover the front windshield of the car to reduce heat absorption in the car; 6. Put an emergency blanket in your sleeping bag, which is very good for keeping warm; 7. Other suitable occasions. Size of each blanket when opened 51 inches x 83 inches 55 inches x 83 inches 63 inches x 83 inches Manufactured from the best Weatherproof Material,3 Emergency Blankets per order. Designed to reflect / retain up to 90% of your body heat Blankets are reusable, waterproof, windproof, moisture-proof and can be used as ground cover, sun shade, or as ultra-light blankets.