Signature Moisture Transport System wicks away moisture and dries quickly, keeping your feet cooler and lighter. ArmourBlock® Anti-odor technology prevents the growth of odor-causing microbes, so your socks stay fresher, longer. Cushioned footbed absorbs shock, providing you with lasting comfortEmbedded arch support aids in the increase of blood circulation and helps conform to the shape of the foot. Strategic ventilation dumps hot air in zones where your foot does the most work. Contoured "Y" heel provides a comfortable fit. One pair of socks per pack. Polyester/Nylon/Spandex. Imported.