Swiftwick Pursuit Quarter Crew Socks - 4" Black Crafted with Merino wool Pursuit provides warmth in the winter and cooling in the summer and absorbs moisture without feeling soggy. Pursuit features a reinforced heel and toe and extended heel pocket to maximize durability. Features Natural Merino moves moisture away from your feet keeping them dry odorless and blister-free Temperature control keeps you warm in winter and cool in summer Pursuit socks are certified to the Responsible Wool Standard (RWS). The Responsible Wool Standard (RWS) verifies animal welfare and land management requirements and tracks it from farm to final product Machine wash cold. Tumble dry low. Do not bleach or iron | Swiftwick | Pursuit Quarter Crew High Socks | Size Small In Black