Heat Holders - Men's Original Thermal Socks (6-Pack): Stay warm and comfortable all winter with this 6-pack of Heat Holders Original Thermal Socks. Engineered for extreme warmth, these socks keep your feet and lower legs cozy in even the coldest conditions. Featuring a specially developed thermal yarn, Heat Holders provide intense warmth and comfort while allowing superior moisture breathability. The innovative extra-long looped cushion pile traps more warm air, boosting the TOG rating for ultimate ins... - Manufacturers part number: Heat Holders_HHMORIGINALX6Blue_MP-5564