NIKE Men's 7" Dri FIT Pursuit Distance 2 in 1 Lined Running Short, L, 589720 008 88% Polyester/12% Spandex This lightweight and breathable running short is designed with a built in compression short. Zipper pocket on back to hold keys, ipod, etc. Style: Pursuit 2 in 1 Distance Running Short - 7" inseam Vented for added breathability. Reflective elements for added visibility in low lighting. Fabric: 88% Polyester/12% Spandex 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.