1. Can Keep warm in cold area, sleeping bag, accidents, etc.
2. High reflective materials, can effectively reduce the speed of the human body temperature dropping.
3. Can also protect you from direct sunlight.
4. Can reduce the interior temperature of the car when covered on the front windshield.
5. Can be used as a reflective film to send signal to rescuer.
6. Good tenacity, can be used as stretcher.
7. Can open as canopy in a rainy day.
8. Folding and light weight, convenient to carry.