The XKG Merino Socks are the most versatile socks in our line-up with crew, boot and over the calf height options. These medium thickness socks provide full cushioning from heel to toe with tightly stitched arch support for a fit that will stay in place when putting on the miles Built with a blend that favors scent control and durability, this sock works well with all boot heights while keeping your feet comfortable and dry everyday in the field. Features 1) Merino wool wicks moisture and dries quickly to keep feet comfortable. 2) Crew socks average 7 inches, Boot socks average 11 inches and Over the calf average 13 inches and from heel to cuff. 3) Flat knit toe seam for additional comfort. 4) Arch support engineered to embrace the foot, ensuring the sock remains securely and comfortably positioned. 5) XKG merino socks provide cushioned comfort and warmth in cold temperatures and are breathable to help stay dry during high activity, early season, and weather changes, allowing you to stay comfortable. Specs 60% Merino Wool, 38% Nylon, 2% Lycra Natural Odor Control Thermal Regulating Cushioned for Comfort Moisture Wicking Crew, Boot and Over the Calf Heights Sizes M, L, XL Sock Size Men’s Women’s M 8-9.5 10-11.5 L 10-12 12-14 XL 12.5-14.5 N/A