The Thorlos® Walking Crew 3-Pair Pack is a steady sock for the one always on the go! Sold as a three-pair pack. Crew sock length. THOR·LON® throughout the body of the sock wicks moisture, keeps feet drier and reduces blisters. Lightweight lace padding with added spandex at instep. Flat knit arch for a better fit, more support and more comfort Midweight padding in the ball and heel cushions and protects against shock, impact and shear forces. Low profile toe seam won't rub or irritate feet. 83% Thor-Lon Acrylic, 12% Stretch Nylon, 5% Spandex Made in the USA.