2NDS . Hard at work and on your feet all day? Try SmartWool's StandUP socks, constructed with graduated compression to help soothe and minimize ankle, leg and foot swelling, all while also reducing fatigue. Available Colors: NAVY, BLACK, BLACK/TAUPE, CHOCOLATE, BLACK/MULTI STRIPE, NAVY MULTI STRIPE, LIGHT GRAY HEATHER, IMPERIAL PURPLE. Sizes: S, M, L.