NIKE Men 9" Dri Fit Graphic Challenger Lined Running Short, Black, XL 827122 010 100% Polyester This lightweight and breathable running short is designed with a built in brief. Pockets on both sides. Nike's Dri-FIT technology wicks moisture away from the skin and quickly evaporates it to the surface. You're sure to stay cool and comfortable in this breathable running short. You're sure to stay cool and comfortable in this breathable running short. Side panel mesh adds ventilation for added breathability. Fabric: 100% Polyester Style: 9" Woven Reflective Running Shorts