Unisex Mountaining OTC Heavyweight With Full Cushion Sock | 1955 | Darn Tough

Guaranteed for Life! Go all day strong with the Over-the-Calf Mountaineering sock. Extra cushion is perfect for long-distance hiking through sub-zero wind chills. Designed simple. Built tough. Heavyweight socks with extra cushion for long days in harsh conditions. Fine gauge merino provides warmth and comfort on extra-cold and extra-long adventures. Made of high-density knit merino wool with nylon and spandex for durability and fit True seamless construction makes them irresistibly comfortable Super-thick cushioning underfoot for comfort in hiking or mountaineering boots Extra-heavy terry-loop construction adds layers of warmth Darn Tough sources their wool from non-mulesed sheep