Signature Moisture Transport System wicks away moisture and dries quickly,. ArmourBlock® Anti-odor technology prevents the growth of odor-causing microbes. Embedded arch support helps conform to the shape of the foot. Strategic cushioning for maximum shock absorption and protection. Contoured "Y" heel provides a low-abrasion, comfortable fit. Three pairs of socks per pack. Cotton/Polyester/Spandex. Imported.