Realtree Kids Merino Blend Boot Socks 60% Acrylic, 20% Merino Wool, 17% Nylon, 3% Spandex Made in US Superior moisture control Reinforced heel and toe for added durability Size Small - Shoe Size 12-3.5 - Typical Age 5-10 Years 2 pair pack Heavyweight Full cushion leg and foot Arch support for added fit Stay up leg and top; Reinforced heel and toe; Made in USA