PEOPLE SOCKS 6 pairs Merino Wool Lightweight Socks Made in USA 42% Merino wool, 56% Nylon, 2% Spandex 8 Pair pack. Made in USA 71% Merino wool ,21% Nylon, 7% Poly,1% Spandex Fits Mens Shoe size 8-12 Merino Wool/nylon blend is itch-free and maintains durability for the lifetime of the socks Lightweight Merino Wool cushioning for extra comfort without bulk.