Wigwam Unisex Men's/Women's Merino/Silk Nomad Crew Length Sock 100% Spandex Made in US Machine Wash 1" high 3.5" wide 33% Coolmax, 30% Merino Wool, 27% Stretch Nylon, 8% Silk, 2% Lycra Seamless toe closure Elasticized arch panel Wash warm, no bleach, tumble dry low Made in USA