New, first quality, Champion PowerTrain Tech performance sleeveless Muscle Shirt. Sides have contrasting heather gray color panels. Full cut and sized properly for Big and Tall Men. Moisture-wicking Vapor technology keeps you dry even during the most vigorous workout. Ribbed neckline with reinforced binding along inside back neck. 100% Polyester - Lightweight. Main body fabric is tightly woven and has a dull shine in appearance. Side and sleeve panels is a  gray color. Champion logo printed on left chest area. Coverstitched seams.