When you are on an adventure, you need a durable sock that can succeed at peak performance. Featuring patent-pending wool-based durability construction, these socks are ready for any place you want to take them. With redesigned mesh zones, seamless toe construction, and elite fit, these responsibly sourced Merino wool socks have your comfort covered. Made In USA. 56% Merino Wool, 41% Nylon, 3% Elastane.