This Sport-Tek men's tee is perfect for guys hitting the gym or going for a run. You can wear it during team events or sports warm - ups. It comes in different color combinations and sizes. Made with 4.4 - ounce, 75/13/12 poly/cotton/rayon jersey (4.6 - ounce for Black Triad Solid) and 3.7 - ounce, 100% polyester tricot mesh, all with PosiCharge technology. It also has a removable tag for comfort and relabeling, and open - hole mesh at the shoulders, back yoke, and underarms.