Merino running socks for runs of any length. Thin, ultralight running socks made with a technical merino wool blend and low-cut height, the WOOL 2P is perfect for runs of any length. Features include an anatomical toe box for a unique left and right fit, Achilles support to keep your sock in place, and a reinforced heel and toe for durability and strength. It also offers instep support for stability, seamless toe closure to reduce bulk and prevent blisters, and a breathe zone for improved ventilation. Composition: 50% Polyamide, 46% Wool, 4% Elastane.