NIKE Men's Dri-Fit Contour Running Top, Blue Crewneck with interior taping; Long Sleeves Ergonomic seams are rolled forward for comfort and the body-mapped design enhances your natural range of motion. Dri-FIT fabric helps you stay dry and comfortable by wicking away sweat to the fabric surface Reflective elements stand out in low light Dri-FIT mesh panel in the middle back is knit from loose to tight with three different textures for varying degrees of cooling