Men's Nike Flex Running Shorts is designed to give you supreme comfort and mobility from mile 1 to done. Built-in brief and an elastic waistband give you secure support while mesh keeps you cool so you can run without limits. Nike Flex fabric stretches with your body allowing optimal range of motion. Mesh gusset for cool comfort in this high-heat zone. Built-in brief provides sweat-wicking support. 7" inseam provides range of motion with great coverage. Elastic waistband with drawcord personalizes your fit. Reflective elements enhance visibility in low light. Multiple pockets offer versatile storage. 100% POLYESTER.