Stay prepared for any emergency with the Trespass Foil X Emergency Foil Blanket. Keep warm and protected in extreme conditions. The reflective foil material will keep you warm and protected, as well as easily visible in harsh conditions. Measuring 150cm x 208cm, this blanket is designed to provide insulation and retain body heat, ensuring your safety and comfort in any crisis. All Outdoor Essentials. Emergency Foil Blanket 150cm x 208cm.