SALE No discounts New, Unused Smartwool Thick Socks Size M 24cm - 26.5cm Thank you for viewing. The Hike series are standard merino wool socks suitable for mountain climbing and other activities. You can choose from 6 types depending on thickness and cushioning. The Heavy Crew is the second thickest, with cushioning throughout the interior, and uses thicker wool yarn than the Medium, making it fluffy. It's warm enough for low mountains in winter. Flat Knit Toe Seam Arch Brace Height Crew Cushion Heavy Material: 70% wool, 29% nylon, 1% polyurethane Mountaineering Hiking Camping Outdoor Montura The North Face Arc'teryx Mammut Marmot Haglofs Mountain Hardwear Teton Bros. Millet Columbia Ternua Klättermusen Sportiva Salomon Black Diamond Gender: Unisex Features: Merino Wool