The Bridgedale Men\'s Hike Midweight Merino Endurance Boot Sock is designed to ensure dry, warm and comfortable feet.  With excellent moisture management thanks to overfoot ventilation and carefully considered details including flat toe seams and Thermofit technology. Boot length sock for all day protection and next-to-skin comfort. The snug merino wool blend will keep your toes warm in the harshest of weather. 26% New Wool, 18% Merino Wool, 38% Nylon/Polyamide, 17% Endurofil/Polypropylene, 1% Lycra/Elastane