This Micro Crew has earned a hallowed place in the hearts of many a through-hiker who demand more from a sock. Comfort, durability and fit that never rests.. 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.. More Info & Care -. Cushion: Mid-level cushion density under foot. A warm and ultra-comfortable choice when conditions demand it.. Micro Crew Height: A shorter, more concise take on the traditional crew height. Peeks just above the top of a standard hiking boot.. Made From - 59% Merino Wool, 39% Nylon, 2% Lycra® Spandex