AN ENLIGHTENED RUNNER'S ESSENTIAL The Nike Reflective Element Half-Zip Women's Running Top combines sweat-wicking stretch fabric, reflectivity and optimal coverage to help keep you comfortable and visible on cool, low-light runs. Stay Visible Integrated reflective taping along the sleeve seams and the down the back help enhance visibility during early morning and evening runs. Stay Dry Dri-FIT jersey fabric moves sweat away from your body to help keep you comfortable and dry while providing a soft feel against your skin. Stay Comfortable Flat seams move smoothly against your skin as you run, keeping you comfortable while reducing distractions. More Benefits Mock neck to help keep out the cold Half-zip design for custom comfort and ventilation Spandex for better range of motion and a comfortable stretch fit Reflective loop at upper back to keep media-player cords out of the way Product Details Fabric: Dri-FIT 89% polyester/11% spandex Machine wash Imported