SmartWool Women's PhD Ski Medium Pattern Socks 58% Merino Wool, 40% Nylon, 2% Elastane Knit in USAof Imported Yarn Virtually Seamless toe 13" overall height Sock Height: Over the Calf Style:SW015018 Care: Machine Wash Warm Gentle Cycle. Do Not Bleach. Tumble Dry Low. Do Not Iron. Do Not Dry Clean.