The Smartwool Women's PhD Outdoor Light Crew Socks are another popular choice among women who love trekking. These socks are made from a blend of merino wool, nylon, and elastane, offering a perfect balance of comfort, durability, and stretch. The PhD 4-Degree Elite Fit System ensures a snug and secure fit, while the mesh ventilation zones provide breathability and moisture management. These socks also feature a light cushioning in the sole for added comfort and impact absorption. Whether you're hiking, backpacking, or trail running, the Smartwool Women's PhD Outdoor Light Crew Socks are designed to keep your feet happy and blister-free.