Built to withstand the rigors of the trail and come away smiling on a layer of cushioned comfort. This humble sock has earned a hallowed place in the hearts of many a discerning thru-hiker. Discover the trail legend for yourself.. Features. Performance Fit: No slipping, no bunching, and no blisters.. Fine Gauge Knitting: Unprecedented durability and our unique “put it on, forget it’s on” feel.. Fast Action Wicking: Pulls moisture away from skin. Fast drying.. All Weather Performance: Cool in the summer, warm in the winter.. Naturally Antimicrobial: Repels bacteria and odor.. Guaranteed For Life: No strings. No conditions. For life.. Merino Wool: The ultimate fiber for breathability and comfort in all conditions.. True Seamless™: Undetectable seam fusion for an ultra smooth, invisible feel.. Specification. Cushion: Mid-level cushion density under foot.. A warm and ultra-comfortable choice when conditions demand it.. Boot Height: Sits mid-calf for added protection and warmth. A sturdy companion.. 64% Merino Wool, 33% Nylon, 3% Lycra® Spandex