ANKLE RUNNING SOCK Tough is the new pretty. These ankle all sport socks are designed to support your feet and wick away sweat while you work on your pace. Secure dual welt band to keep debris out Vector heel creates defined heel cup for optimal fit Vented knit top allows for faster cooling and moisture release Arch band provides gentle pressure to lift and support Seamless five toe construction promotes circulation, removes moisture, eliminates friction and blisters between toes Unisex sizing 90% Polyester; 10% Spandex. Machine washable. Wash in gentle cycle. Line dry. Do not bleach or iron.