These Blaklader Wool socks 2502-1084 offer a fantastic fit and are designed for long-term outdoor work at low temperatures. The sock has reinforcement and insulating terry cloth in the heel, sole and toe, which provides more durability and comfort while wearing. Wool's ability to regulate temperature and retain heat makes it an excellent material for cold conditions. In addition, wool has a natural anti-odor function, which minimizes unpleasant odors.