The primary materials that compose this product contain a minimum of 20 percent recycled content. A perfect pair for your day-to-day wear, the Smartwool Run Targeted Cushion Low Ankle socks provides comfort to your feet all day long. Low ankle silhouette. Virtually Seamless toe for enhanced comfort. Achilles tab designed to prevent socks from slipping down into footwear. Mesh ventilation zones provide optimum moisture management and maximum breathability. 57% merino wool, 20% recycled nylon, 11% nylon, 2% elastane. Machine wash, tumble dry. Made in the USA. Style numbers: 5570119 (Meadow Mauve), 5570120 (Twilight Blue), 570121 (Acorn), 5570122 (medium Gray), 5570123 (Black), 5570124 (White), 5570125 (Ash).