Benefit from the lightweight performance of these Nike running socks when you're crankin' out those miles! ; Lightweight, Dri-FIT fabric helps wick moisture away to keep feet comfortably dry. Ribbed cuff. Articulated arch for added support. Strategically placed cushioning for added comfort. Y-heel stitch for no-slip comfort. 77% polyester, 21% nylon, 2% Spandex. Machine wash warm, tumble dry low. Imported.