Get more out of your hike. Merrell socks are specially designed to ensure that the most serious hikers are? able to make it to every summit. Low-cut socks that sit at the ankle.. Made from? a synthetic fabric blend. Cushioning and Arch Support : Merrell socks have arch band support to give you maximum comfort and protect your feet from fatigue. Reinforced heel and toe: Ensures better and longer durability of the sock, so they will last? you year after year. Machine wash. Tumble dry.. Imported.