Rothco Thin Blue Line Shield T-Shirt 2XL 2XL. The Thin Blue Line is a symbol of respect and support for Police and Law Enforcement Officials; show your support with the Rothcos Thin Blue Line Shield T-Shirt. The graphic tee is made from a cotton/polyester blend and features a thin blue line shield on the front and a thin blue line shield on the back. Specifications for Rothco Thin Blue Line Shield T-Shirt: Manufacturer: Rothco Sleeve Length: Short Age Group: Adults Apparel Fit: Athletic Gender: Male Color: Black Shirt Style: T-Shirt Fabric/Material: 60percent Cotton 40percent Polyester Neckline: Crew Features of Rothco Thin Blue Line Shield T-Shirt Material: Polyester Material Specs: 60percent Cotton 40percent Polyester Package Contents: Rothco Thin Blue Line Shield T-Shirt Rothco Thin Blue Line Shield T-Shirt 2XL 2938-2XL