Port Authority Tall Long Sleeve Denim Shirt. TLS600Showcase your logo on America's favorite fabric. You'll find versatility and reliability in our stonewashed denim shirt., 6.5-ounce, 100% cotton, Double-needle stitching throughout, Button-down collar, Horn-tone buttons, Left chest pocket, Back box pleat, Rounded adjustable cuffs, Due to special finishing process, colors may vary.