For the ultimate in cold-weather protection, trust in the TRU-SPEC Gen-III ECWCS Level-1 Bottoms. A crucial piece of the Extreme Cold Weather Clothing System, these pants are based on designs created by the United States Army for soldiers in extreme weather conditions. As an undergarment, these bottoms are lightweight with flat locked construction, made to be worn under additional layers of clothing. The moisture-wicking fabric is made with Microban antimicrobial properties to keep you fresh, dry and comfortable. An elastic waistband gives you a secure fit, while double needle stitched leg openings ensure these pants are durable enough for frequent use. For additional utility, this high-tech material compresses to reduce volume, which makes packing and traveling easier.