Crew Neck Polypro Thermal Long Underwear Shirt

These black extended cold weather clothing system (ECWCS) Polyester "long john" thermal long underwear shirts or tops keep our soldiers warm when they are on duty, so you know they'll be great for your outdoor tasks. This is heavy duty shirt with a crew neck collar. The fleece is comfortable while the Polyester material contains plenty of tiny air pockets to keep an insulating layer of heat around your skin.