Description Comfortable seamless toe Premium ring spun cotton for superior comfort Reinforced zones for durability "Arch support to reduce foot fatigue " LYCRAÂ Spandex prevents sock from falling down 80% cotton, 18% nylon, 2% LYCRAÂ Spandex Machine or hand wash in cold or warm water, no bleach, no softener. Tumble low or hang to dry. No softener sheets. Imported