This Wrightsock Ultra Thin Qtr 3-Pair Pack of socks is designed to get the job done without adding extra bulk. Quarter length socks sit above the ankle. Sold as three-pair pack. Dri-WRIGHT II moisture-managing fibers help feet stay cooler and drier. Y-stitch heel forms a cup around the heel for added comfort and helps reduce pull down and bunching inside your shoe. Seamless toe closure helps reduce chafing. 68 percent Dri-WRIGHT polyester, 24 percent nylon, 8 percent Lycra spandex. Machine wash, tumble dry. Made in the USA.