This Smartwool Performance Hike Light Crew socks will keep you out on your favorite trail day after day. Ankle length socks that sit just above the ankle bone. 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. 55% wool, 32% recycled nylon, 11% nylon, 2% elastane. Machine wash, tumble dry. Made in the USA.