The Wigwam Merino Rugged Hiker socks are soft, resist odor, insulate, and doesn't shrink or itch. The heavyweight, foot-hugging fit and comfort keep you going all day long. With the Merino Rugged Hiker's long-wearing heel and toe, it's built to last. Thanks for supporting the All American Brand - Wigwam.Long wear heel and toe..Seamless toe closure..65% merino wool, 22% stretch nylon, 12% polyester, 1% spandex..Made in USA..