Wigwam Pikes Peak F6169 Sock 46% Nylon, 27% Merino Wool, 20% Polyester, 4% Spandex, 3% Lyocell Made in US Machine Wash Handcrafted with Pride in Sheboygan, Wisconsin, USA since 1905 Durable Dry Feet No Blisters Seamless Toe 46% Stretch Nylon, 27% Merino Wool, 20% Polyester, 4% Spandex, 3% Tencel Lifetime Warranty