Nyx 3-Pack - Black Dress SocksThe 3 Pack Nyx, is a sleek solid black dress sock with a blue double stripe accent detail, and the most advanced sock weve ever produced. This is your basic black dress sock but with some significant DeadSoxy upgrades. Our boardroom dress socks are the most advanced dress sock on the market today. Including a flat toe seam because no one likes seams, an arch support to keep the foot from sliding in the sock, and a deeper heel contour for a sleeker and