Nike Flex fabric stretches with your body Tapered fit minimizes distractions Slim fit with 7/8 lengh Zippered pockets secure your essentials Dri-FIT technology throughout moves sweat away from your skin to the surface of the garment where it evaporates quickly to help you keep dry. Covered elastic waistband with an internal drawcord personalizes your fit 80% polyester 20% spandex  XS tag shown for tag reference