Emergency Blanket Model XA025 This all-weather emergency thermal blanket – a result of space research, isan essential and affordable addition to your survival kit. Made from strong, lightweight, waterproof and highly visible reflective Mylar ,it will keep you as warm as toast in the cold and reflects the Sun in hotclimates to allow cooling. The blanket may also be used to treat shock patients as it is designed toretain body heat. It’s small enough to fit in your shirt pocket at (7.5 x 11) cm– but opens up to a huge (140 x 210) cm.