Wyoming Wear fleece socks are not knitted they are sewn. The fabric is knitted, and the construction is done by sewing. The Wyoming Wear fleece socks are popular as they dry quickly and keep your feet warm. On June 28, 2000, Wyoming Woolens' U.S. Patent No. 5,450,63 for our Wyoming Wear fleece socks was confirmed after four years of legal proceedings. Wyoming Wear feels this ruling has had great significance in our industry. This key patent was first issued for our innovative Wyoming Wear fleece socks on September 19, 1995. The Wyoming Wear Alpine Coulior Sock is perfect for the coldest conditions. Super padded Shearling bottom for warmth. Power stretch top for moisture management and less bulk. The Wyoming Alpine ''CWM''has the revolutionary grid footbed that traps air in channels and offers excellent moisture management, leaving feet warm and dry. The Wyoming Wear Foothills Slick Rock Ghost Sock has extra wicking properties and airflow, keeping you feet cool and comfortable in hot conditions.