The Men's Nike Black Chicago White Sox Knockout Stack Exceed Performance Muscle Tank Top is the perfect way to show your support for the Chicago White Sox. Made from lightweight and breathable polyester, this tank top features screen print graphics and sublimated fabric to keep you cool and comfortable all game long. The crew neck and droptail hem with side splits provide a comfortable and stylish fit, while Dri-FIT technology helps you stay dry and focused on the game.