Designed to ensure a dry environment for comfortable and healthy feet, the Bridgedale's Hike Midweight Merino Endurance Boot Socks are the perfect companion for your walking boots.__ With excellent moisture management thanks to the overfoot ventilatiom, their snug merino wool blend will keep your toes warm in the harshest of weather.__Fabric Content 27% Merino Wool50% Coolmax/Polyester22% Nylon/Polyamide1% LYCRA/Elastane