FoxRiver Velox Crew Socks These Men's Heavyweight Merino wool socks are designed to provide comfort and warmth under extremely cold conditions These cold weather mid-calf boot socks have cushioned construction to retain maximum heat in frigid conditions The nylon reinforced areas add durability and longer sock life Special front vamp helps eliminate bunching and Bulk at ankle Proudly made in the USA, our exclusive WICK Dry Technology keeps feet Dry and Warm