The sock that started it all! The venerable Fits Medium Hiker Crew Socks. If you like a little more cushioning all around your foot but don%u2019t want a really heavy sock, this is the sock for you. For years this sock has been the go-to sock for serious hikers who know the difference their socks can make day after day after day of hard hiking. It has seen duty on all the National trails and has been part of the best hikers%u2019 essential equipment since it was introduced more than five years ago. Features:Fits patented Full Contact Fit hugs the contours of your foot and stays put so there is no loose socks to rub you the wrong wayComplete coverage high-impact cushioning around the entire footCrew height rises just below the calfNylon high abrasion zones in the heelSuper Merino Wool touching your entire footMade in the USAMachine washableFabric: Merino 70% Wool, 22% Nylon, 6% Polyester, 2% Lycra Men apos;s Sizing by Shoe Size: S: 3 1/2 thru 5 1/2 M: 6 thru 8 amp;nbsp;8 1/2 thru 10 XL: 10 1/2 thru 12 1/2 XXL: 13 thru 15 1/2 Women apos;s Sizing by Shoe Size: S: 5 thru 7 M: 7 1/2 thru 9 1/2 L: 10 thru 11 1/2 XL: 12 thru 14 XXL: 14 1/2 thru 16 1/2