Realtree Kids Merino Boot Socks are the perfect socks for every adventure! Available in both Bubblegum and Olive these socks are a medium weight with superior moisture control. With a reinforced heel and toe these socks are durable and stay put with a stay up leg and top. Not only are these socks practical for a child's wear and tear, but they are also super comfy with a full cushion leg and foot and arch support for an added fit. Comprised of: 80% Merino Wool, 17% Nylon, 3% Spandex. Size: Small (USA Shoe 12-3.5).