Dri-FIT technology wicks sweat to help you stay dry and comfortable in the Men's Nike Classic99 Mesh Golf Hat. Embroidered eyelets and mesh side panels help enhance breathability throughout. - Dri-FIT technology helps keep you dry and comfortable. - Embroidered eyelets help enhance breathability. - Mesh side and back panels provide breathable comfort. - Swoosh design trademark is embroidered across the front panels.