Joe's USA Men's Sleeveless Athletic Tee Shirt, X-Large, True Royal 100% Polyester Joe's USA Men's Sleeveless Athletic Tee Shirt. Sizes XS-4XL 3.8-ounce, 100% cationic polyester interlock Sweat-wicking, breathable tee Double-needle armholes and hem Adult Sizes: XS-4XL