This Thorlos Lite Running Micro-Mini 3-Pair Pack of socks are designed for runners with minimal foot injury who seek better protection from blisters, foot pain or discomfort. Recommended for runners who have minor or no foot issues No-show socks that sit just out of sight and help keep your feet feeling dry and comfy. Sold as a three-pair pack. THOR-WICK COOL fabric wicks moisture away from the skin to keep feet feeling cooler and drier. THOR-WICK fiber are specially spun to maintain both softness and resilience which assure all-day moisture wicking, comfort and blister protection. Cushioned arch for a better fit, more support and more comfort Padding in the ball and heel absorbs shock and is specifically engineered for protection and comfort while running. Lightweight padding in arch provides protection and a better fit. Low profile toe closure lies flat to reduce chafing and has minimal bulk. 70 percent THOR-WICK COOL, 28 percent nylon, 2 percent spandex. Machine wash, tumble dry. Made in the USA.