Gap Soft and comfortable ankle socks. Ribbed ankle opening. Reinforced heel and toe. Black & White: 49% Cotton, 32% Modal, 17% Polyester, 2% Spandex. Light Heather Grey: 44% Cotton, 33% Modal, 21% Polyester, 2% Spandex. Lavender, Light Blue & Peach: 41% Cotton, 40% Modal, 17% Polyester, 2% Spandex.