BREATHABLE FOR MILES. The Nike Breathe Dri-FIT Miler Women's Running Tank delivers the ultimate in lightweight breathability. Sweat-wicking mesh fabric helps keep you cool, while an open back adds even more ventilation as your route heats up. Nike Breathe fabric helps you stay dry and cool. Mesh fabric provides all-over breathability. An open back at the neckline allows ventilation. Nike Dri-FIT technology helps you stay dry, comfortable and focused. Scoop neck looks flattering and feminine. Standard fit follows the shape of your body with room for comfort. Curved back hem helps keep you covered as you run. Reflective Swoosh design trademark accents the hem.