The Swiftwick Flite XT Trail Quarter Crew combines cutting-edge engineering with premium natural fibers to deliver uncompromising performance on demanding terrain. This advanced sock pairs Merino wool's temperature-regulating and odor-resistant properties with Olefin fiber's superior moisture-wicking capabilities, keeping your feet dry and comfortable through intense hiking and trail running efforts. The quarter crew height provides ideal mid-foot coverage without excess bulk, while the stabilizing construction supports your foot through technical descents and variable ground. Built for athletes who demand both protection and responsiveness from their footwear.