Nike Men's Tech Basic Dri-FIT Polo Enjoy unparalleled performance thanks to Dri-FIT moisture management technology. Design features include a flat knit collar, three-button placket and open hem sleeves. Pearlized buttons are selected to complement the shirt color. The contrast Swoosh design trademark is embroidered on the left sleeve. Made of 5.3-ounce, 100% polyester Dri-FIT fabric.