Thermal Mylar retains 90% of body heat and repels wind and water. This can be used as bivouac shelter, ground cloth, distress signal, backpack cover, rain poncho, sleeping bag liner, horseshoe pack, wind screen, shade sail, solar cooker, rainwater collector, snow melter, flotation, cordage, fishing lure, bird repellent, splint, sling, bandage, tourniquet, trail marker, bear bag etc.
CSST001634