VENTILATION AND BREATHABILITY. A modern rendition of a track and field classic, these kinetic print shorts are made from moisture wicking Dri FIT fabric to keep you cool. Built in briefs and mesh insets provide comfort, style and ventilation while a small back zip pocket stores your keys, cash or long run nutrition.FEATURES 3 12 inseam 26 leg opening 10 front rise 14 12 back rise size Medium. Elastic waist with internal drawcord. Secure zip pocket stashes cash or a key. 100% polyester 80% polyester, 20% spandex mesh. Machine wash cold, tumble dry low. Women's Active Swim. By Nike imported.