Darn Tough Coolmax Boot Sock Full Cushion

High density cushioning surrounds entire foot and shin. Available in either custom shrink treated Merino wool or our exclusive blend of Coolmax. Ribbing above the ankle ensures a proper fit. Reinforced heel and toe. Elastic support around the arch. Ring toe construction for a comfortable, invisible seam. Contents Contents: CHARCOAL: 41% Coolmax Polyester, 27% Nylon, 26% Acrylic, 5% Lycra Spandex, 1% Other fiber LIGHT BLUE: 43% Coolmax Polyester, 26% Nylon, 20% Acrylic, 6% Polyester, 5% Lycra Spandex.