Tread lightly with the Hiking Light Sock from SmartWool. Lightweight is the mantra of many hikers. The Hiking Light sock from SmartWool follows that dogma with an impressive blend of features woven into a thin sock. Support and comfort are built in for mile after mile of quick, blister-free hiking. Wool is a natural choice for hiking socks do to its ability to resist moisture and odors. Durable and soft merino wool is used to make these socks a perfect trail companion.