Two-tone dual design: Bright orange and silver strongly reflect sunlight, serving as a reflective film to send signals for help, making it easier for personnel to locate you and provide timely assistance. Spacious and comfortable lifeline that fits in your back pocket – large enough for you and your hiking essentials. Small and practical, with a storage bag for easy carrying. Frees your hands for other important tasks while keeping you warm. Use as a raincoat on rainy days to prevent rapid body temperature drop; can also be opened as an awning. Suitable for field exploration, surveys, tourism, and disaster relief. Can be used for ball games, hiking, concerts, camping, emergency preparedness, and Bug Out Bag essentials. For cars stranded in cold regions or at night, it can keep the body warm. Keeping one in your sleeping bag is excellent for maintaining warmth. All-season/activity protection – survival gear that keeps you warm and dry. In summer, park in direct sunlight and cover the car's windshield to reduce heat absorption inside the vehicle. Made of PE aluminum foil, it retains 90% of body heat and protects the head from heat loss – Mylar material prevents hypothermia in extreme emergencies.