Keep your pace on point mile after mile in the Thorlos Trail Running Mini Crew 3-Pair Pack. Sold as a three-pair pack. Mini crew sock sits at the ankle. Designed to offer comfort and protection in the high-wear strike zones for any trail runner prone to blisters, foot pain or discomfort. THOR-LON fibers are soft, resilient, durable, and wick moisture away from the skin to keep feet feeling cooler and drier. Cushioned instep and arch for a better fit and feel. Trail-running-specific padding helps reduce blisters, pain, pressures points, and moisture. Low-profile toe seam reduces the likelihood of irritation. 55 percent THOR-WICK COOL fibers, 27 percent THOR-LON acrylic, 14 percent nylon, 4 percent Spandex. Machine wash cold. Tumble dry low. Made in the U.S.A. Made in the USA.