LB1 High Performance New Emergency Blanket Mylar Thermal - Survival Blanket 5 Pack Kit Offers All Weather, Waterproof Safety. Foil Mylar Technology Reflecting and Retaining Heat in Extreme Weather Conditions 5-pack of Compact size, light weight, easy to carry Emergency Thermal Blanket. Size: 82.6 x 63 inches (210 x 160 cm). Waterproof and windproof. Whether camping, mountaineering, hiking or survival the emergency blanket is an essential part of the emergency kit. Developed from technology used in space exploration the blanket will also reflect searchlight beams which, in a situation of poor visibility makes identification easier. Retains/reflects back 90% of body heat. Provides compact emergency protection in all weather conditions. Can be used to prevent and counter hypothermia by reducing heat loss from a person's body. Can be used to cover injured victims in order to help reduce shock. Can be used in a hot environment to provide shade as a shelter barrier. 100% Customer Satisfaction. Fast Same-Day Shipping by 12:00 PM PDT.