Earthy colorblocking highlights these crew socks made from a cozy merino-wool blend yarn that naturally wicks moisture and regulates temperature. 4 Degree Elite Fit system provides a dialed-in, performance-oriented fit Indestructawool?technology with extended durability zones Virtually Seamless?toe for enhanced comfort Merino wool naturally resists odors and helps regulate body temperature for comfort Merino wool/nylon/nylon/elastane Machine wash, tumble dry Made in the USA