Browning Hosiery Men's Camo Wool Blend Sock Acrylic Nylon Wool Made in USA 45% Acrylic, 40% Merino Wool, 13% Nylon, 2% Spandex Heavyweight outdoor wear; Moisture management Arch support for added fit; Full cushion leg and foot; Itch-free merino wool blend Machine wash warm, tumble dry low, no bleach United States