Wigwam 132 Soft Merino Wool White Socks 63% merino wool/36% stretch nylon/1% elastic Made in US MATERIALS: 61% Merino Wool, 38% Stretch Nylon, 1% Spandex A TOUCH OF LUXURY: Wigwam's 132 brings a touch of luxury to your athletic shoes with soft Merino Wool, Stretch Nylon and Elastic. REINFORCED DURABILITY: a blend of natural and synthetic fibers extends the life of the product MEDIUM WEIGHT: durable socks for those cool, rainy and miserable days. USA MADE SINCE 1905: Wigwam support domestic yarn spinners whenever possible and work with them to get the best quality natural and manmade fibers and yarn for all of our products