This Smartwool Hike Light Crew 3-Pack of socks will keep you out on your favorite trail day after day. Crew socks that sit at the calf. Sold as three-pair pack. Utilizes lightweight cushioning at the shin and sole of the foot to provide warmth and a little impact absorption. Elastic arch bands help provide outstanding support for all day comfort. Flat toe seam is designed to prevent chafing. Style Number: SW0129P3. 69 percent Merino wool, 30 percent nylon, 1 percent elastane. Machine wash, tumble dry. Made in the USA.