Stay dry and cool - Nike Breathe fabric Full range of motion - Racerback design Added ventilation - Upper strap made of mesh Enhanced coverage - Lower back shirt-tail hem Ventilation and ease of movement and ideal layering piece - Loose fit Workout in style and comfort with Nike's Breathe Training Tank. Nike's Breathe fabric technology wicks away sweat to keep you dry and focused on your workout. Barely-there mesh straps combine with a loose fit for an ideal layering piece.