🧦Copper Sole Renfro Foot Guard Boot Socks 2 Pair Set Black Fits Shoe Size 13-16 Sock Size 13-15 Designed with our Military in mind, our Copper Sole Over-the-Calf Boot sock is knit with copper ion yarn that naturally eliminates harmful odor causing bacteria and improves foot appearance. Constructed to fit over the calf. This boot sock comes with a cushioned shin guard for comfort and protection. 76% Cotton, 15% Nylon, 8% Polyester, 1% Lycra Spandex. New With Tags A-1352-EP