WITH DRI-FIT MOISTURE MANAGEMENT TECHNOLOGY - This Nike Dri-Fit Polo Shirt for Men features updated design lines and fit. Made of 4.3-ounce, 100% polyester Dri-FIT fabric, it has a flat knit collar and three-button placket. Rolled-forward shoulder seams, open hem sleeves and open hem give it a natural feel. White or black pearlized buttons are selected to complement the shirt color. The contrast Swoosh logo is embroidered on the left sleeve.