Durable, comfortable and functional Sized to match 5.11 PDU and TDU duty wear Tapered fit stays tucked in The consistent choice of fire professionals around the world, the 5.11 Station Wear T Shirt combines rugged construction, lasting comfort, and a professional profile that keeps you looking your best. Sized to match 5.11 PDU and TDU duty wear, Tapered fit stays tucked in, Accepts embroidery and silk screening well, 6 oz. jersey knit cotton, Spandex ribbed crew neck, Extra Long, One Inch, no roll, high density collar, Double needle tailoring.