NIKE Breathe Training Tank Womens Shirt Fitness/Workout Dri-FIT Fabric - To wick away sweat and help keep you dry and comfortable. Ergonomic - Flat seams and stretch fabric for a comfortable, body-mapping fit. Zip Pocket - At back waist to store small items. Contrast Taping - Sublimated graphics for stylish aesthetic. Zip Hem - Provides adjustable ventilation and easy on, easy off.