Designed to take on the rigors of the trail, Darn Tough Hiker Merino Wool Micro Crew Cushion Hiking Socks for Men over-deliver in the most demanding trail conditions. Made of a fine gauge Merino Wool blend, these high performance hiking socks naturally regulates temperature and wicks moisture to give you year round comfort out in the wild. Naturally odor resistant, this easy wearing sock resists bacteria to help control foot odor and keep feet feeling fresh. Made for comfort, this sock combines fine gauge knitting with ribbed support to prevent slipping and bunching for a comfortable, blister-free performance fit. True Seamless construction ensures undetectable seam fusion for an ultra smooth, irritation-free feel. Mid-level cushioning under the feet for warm comfort. Micro Crew height protects just high enough to clear the top of a standard hiking boot. 61% Merino Wool/36% Nylon/3% Lycra Spandex. Manufacturer style #: 1466. Light and comfortable hiking socks for demanding adventures Temperature regulating, moisture wicking, odor-resistant Merino Wool blend Year round comfort out in the wild Fine gauge knitting - great fit with no added bulk Ribbed support - no slipping, no bunching, no blisters True Seamless construction - irritation-free smooth seams Mid-level cushioning under the feet Micro Crew height 61% Merino Wool/36% Nylon/3% Lycra Spandex Darn Tough Sizing Sock Size Men Women Euro S - (M)7.5-9.5 38-40/41 M 8-9.5 (L)10-11.5 41-42/43 L 10-12 - 43-45 XL 12.5-14.5 - 46-49/50