These comfortable women's running socks feature elite cushioning where runners need it the most: the strike zones under the heel and toe. The rest of the sock is lightweight, with moisture-wicking mesh zone to keep your feet cool and dry. The low height provides stylish protection and the snug fit prevents blisters during your run. 52% odor-resistant merino wool, 45% nylon, 3% elastane. Moisture-wicking. Elastic stretch. Reinforced cushioning in high impact areas: strike zones under the heel and toe.. Strategically placed ventilation zones are designed to help keep the runners' feet cool.. Virtually seamless toes. Low ankle height. Snug fit. Machine wash. Tumble dry low.. Made in USA.