Wigwam Men's High Point Classic Stitch Pattern Sock 47% Merino Wool, 26% Nylon, 24% Polyester, 3% Lyocell Made in US Machine Wash Usa manufactured with a 2 year performance guarantee The combination of merino wool and patented dri release engineered blend keeps feet dry, odor and blister free Wigwam 100+ year legacy of proven fit, comfort and durability Classic intricate stitch pattern works for casual or dress applications Men's sock sizes - medium (fits US shoe size 5-9.5), large (fits US shoe size 9-12), x-large (fits US shoe size 12-15)