Get the comfort you want for on-the-go feet from the Simms Merino Thermal OTC Socks for Ladies. Heavyweight Merino-wool blend wicks away moisture and resists odors all while keeping your feet warm and comfortable. Strengthened midfoot support offers additional comfort. Over-the-calf height is great for boots. Reinforced heels and toes add durability to high-wear areas. Made of 81% Merino wool/18% nylon/1% Infinium spandex. Machine wash. Made in USA.Manufacturer style #: 13141. 81% Merino wool/18% nylon/1% Infinium spandex Moisture-wicking and odor-resistant Warm and comfortable Strengthened midfoot support Over-the-calf height Reinforced heels and toes