Rothco Thin Blue Line T-Shirt Black 3XL Black-3XL. This soft cotton/polyester blend t-shirt features a distressed USFlag with a thin blue line printed on the center chest. A tagless neck label adds to the comfort of the thin blue line shirt. Specifications for Rothco Thin Blue Line T-Shirt: Manufacturer: Rothco Sleeve Length: Short Age Group: Adults Apparel Fit: Regular Gender: Male Shirt Style: T-Shirt Fabric/Material: 100percent Cotton Neckline: Crew Features of Rothco Thin Blue Line T-Shirt Material: Polyester Material Specs: Items 3960 and 3961- 100percent Cotton Package Contents: Rothco Thin Blue Line T-Shirt Rothco Thin Blue Line T-Shirt Black 3XL 61552-Black-3XL