Nike Men's Breathe Dri-FIT Training T-Shirt EUC Size: Small Color: Seafoam Green The Nike Breathe Men's Short-Sleeve Training Top helps keep the air flowing and allows you to move naturally, so you can stay comfortable and focused from your warm-up to your cool-down. This high-performance, microfiber, polyester fabric wicks sweat away from the body and moves it to the fabric surface, where it evaporates. As a result, Dri-FIT fabric helps you stay dry and comfortable. Questions? Leave a comment below!