Stay warm outdoors with the original all-weather SPACE blanket in blue. Special design helps retain body heat, making it ideal for camping, hunting and emergencies. 4-layer construction of super insulating materials reflects and retains over 80% of radiated body heat. Reusable with full edge binding and grommeted corners. An ideal accessory for venturing in the outdoors. 100% cotton lining. Waterproof and windproof. Flexible to -20F.