Made in the USA. These comfortable socks provide dry, long-lasting comfort all day. Our Special blend of the finest alpaca yarn with microfiber ensures optimum performance and durability. Alpaca is a naturally soft fiber with water-resistant, antibacterial, moisture absorbing, and fungus prevention properties- sure to keep your feet warm and dry through any harsh temperature climate. Boot length, loose ribbing for circulation, reinforced sole with terry lining foot cushion for sensitive feet, mesh stitch for improved airflow and breathability.