Browning Hosiery Unisex Child Uplander Merino Wool Kids Sock Wool Spandex Nylon 85% Merino Wool, 13% Nylon, 2% Spandex Heavyweight for cold weather; Full cushion leg and foot; Venting provides breathability Arch support for added fit; Flat toe seam; Itch-free merino wool Machine wash warm, tumble dry low, no bleach United States