Working Person's 689 Black 4-Pack Merino Wool Hiking Socks - Made In The USA 2% spandex Made in USA 4 Pairs of Premium Men's Merino Wool Crew Hiking Socks 85% Merino Wool, 13% Nylon, and 2% Spandex Extra Thick Padded Heel & Padded Toe Arch Support System Made In The USA - Durable Merino Wool Socks