6 Pairs Pack Men's 71% Merino Wool Camping ,Hiking Boot Crew Socks 10-13, Black/Grey Made in USA Materials : 71% Merino wool , 15% Acrylic , 10% Nylon , 4% Spandex. Size : 10-13 ( Fit men shoe size 9-13 ) length: 12" From top to heel Moisture management fiber in foot bottom wicks moisture and maintains cushion Full Cushioned high performance socks for low price!