Nike run division mid layer top

Speed That Breathes Innovative yarns deliver aerodynamic breathability and airflow to help you stay cool. The yarns have a ribbed face that reimagines the racing stripe, creating a linear look of speed. Run Free Stretchy sleeves help you move through your stride. Adjustable Cool A zipper at the back helps increase ventilation. Use it to adjust airflow when you need a quick cool down. Reflective elements Body: 79% polyester/12% nylon/9% spandex. Panel: 75% polyester/25% spandex.