Port Authority® - Tall Long Sleeve Twill. TLS600T 100% cotton twill provides a look that is crisp and a feel that is all comfort. Plus, you will find great color options as well so you will be able to outfit your entire group just the way you want to. This great 100% cotton twill style also has top-notch construction for lasting wear. Fabric/Style: 5-ounce, 100% cotton twill, garment washed; double-needle stitched, button-down collar, patch pocket, back pleat, button-through sleeve plackets and adjustable cuffs. Tall sizes: LT-4XLT