The 5.11 Tactical Twill PDU Class-B Long Sleeve Shirt is rugged and reliable, but it also feels very comfortable to wear, which is important to any operator. The shirt is able to withstand use in harsh environments, and it has a Teflon treatment to help resist stains, soil, and moisture. The shirt has hidden document pockets, a bi-swing shoulder design, and military style creases sewn right into the shirt to keep you looking great. It also offers underarm vents, a zippered front pocket, epaulettes, pass through mic cord access, and more. It is available from small to 6XL with short, regular, and tall options available. In addition, you can choose from black, navy, silver-tan, and white.