Women's Nike Breathe Running Top ULTRA LIGHTWEIGHT, BREATHABLE COMFORT. Women's Nike Breathe Running Top keeps you dry, cool and comfortable with ultra lightweight, sweat-wicking fabric. An open boat neck and updated dropped hem helps you hit your stride in flattering coverage. Nike Breathe fabric helps you stay dry and cool. Open boat neck provides a nonrestrictive fit. Dropped back hem keeps you covered as you move. Cap sleeves provide coverage while maintaining optimal range of motion. Deep split at the hem allows excellent mobility.