Used in low temperature environment, can keep its own heat is not easy to release, can also be used as a picnic mat. First aid color makes it easier for personnel to find it. It is actually one of the wild survival equipment. Adding a layer of first aid blanket in the sleeping bag can improve the thermal insulation ability, which is good for ensuring sleep temperature. Emergency cold proof sleeping bag, can be used as a sleeping bag when rest, isolated from the outside air conditioning, to warm the effect. The sleeping bag is palm size, sleeping bag design, easy to pack, easy to carry. In the outdoor environment, suitable for field exploration, investigation, tourism, disaster use.Easy to carry, compact, beautiful and practical. Specification: Material: PE Aluminum Membrane Color: Green Size: 200x90CM/78.74x35.43 inch Package Includes: As You Choose 1 Piece Emergency Blanket 1 Piece Emergency Blanket + Carrying Bag