Medium weight cushioning surrounds your feet, ankles, and lower calves Engineered toe pockets allow room where you need it without bunching Double-welted tops ensure socks always stay up in place and won't slip Constructed of a ultra-fine merino wool for softeness and durability Sculpted shape and deep heel pockets lock the socks in place High-quality materials ensure amazing feel, stretch, and recovery Best Use:   Hiking Fabric:   70% Wool / 22% Nylon / 6% Polyester / 2% Lycra spandex Sock Height:   Crew Sock Cushioning:   Medium Cushioning Gender:   Unisex Small:   (M) 3.5-5.5 / (W) 5-7 Medium:   (M) 6-8 / (W) 7.5-9.5 Large:   (M) 8.5-10 / (W) 10-11.5 XLarge:    (M) 10.5-12.5 / (W) 12-14