Hit the peaks with fresh feet in these lightweight, heavy-duty socks. Merino wool's natural wicking fibers keep your feet cool and dry from trailhead to the top and back again. And the seamless toe is just one more assurance these socks will never rub you the wrong way. 67% merino wool/30% nylon/ 3% spandex. Made in the USA. Machine wash. Unisex sizes M-XL. 9½" H.