The Smartwool Women's PhD Outdoor Light Crew Socks are another popular choice among geocachers. These socks are made with a blend of merino wool, nylon, and elastane, offering a perfect balance of comfort, durability, and stretch. They feature a 4 Degree Elite Fit System, which provides a secure fit and targeted support in high-impact areas. The light cushioning and mesh ventilation zones ensure breathability and moisture management, keeping your feet cool and dry during your geocaching adventures. These socks are also equipped with Smartwool's Indestructawool technology, making them highly durable and long-lasting.