Being fanatical about a sock might seem a little strange but when youre hiking hundreds of miles like some of Darn Toughs friends do, you start to become a bit of a sock aficionado. This Micro Crew has earned its place in the hearts of many a trailhead who demand more from a sock. Cushioning along the bottom of the foot provide the perfect amount of support while a smooth, performance fit assures theres no slipping, no bunching, and no blisters. Fine gauge knitting makes this Merino Wool sock a true workhorse thats supremely comfortable, breathable and fast drying. This all-weather sock stays cool in the summer and warm in the winter plus its naturally antimicrobial so it repels bacteria and odor a great feature when you need to get an extra day (or two) out of your socks. Still made in Vermont. Guaranteed for life.