Light and rugged hiking socks with a fun look, Darn Toughs Mens Treeline Light Hiker Micro Crew Wool Socks help feet take on demanding trail conditions in comfort. Made of a fine-gauge merino-wool blend, these high-performance hiking socks naturally regulate temperature and wick moisture for outdoor comfort year round. Naturally resists odors and keeps feet feeling fresh. Made for comfort with smooth ribbed uppers for a comfortable, blister-free performance fit. True Seamless construction ensures undetectable seam fusion for an ultrasmooth, irritation-free feel. Light cushioning under the feet for versatile comfort. 63% merino wool/35% nylon/2% Lycra spandex. Made in USA. Mens sizes: S-L. Color: Blue. Type: Socks.