Thin Blue Line Performance Polyester Men's T-shirt - Classic Thin Blue Line . The Performance T-shirt Is Not Only An Exceptional Workout Shirt It Serves As A Reminder To Us Of The Men And Women Who Work Tirelessly To Protect Us While We Work Hard To Reach Our Own Personal Fitness Goals. Specifications for Thin Blue Line Classic Thin Red Line Polyester Shirt: Size: 2X-Large 3X-Large Large Medium Small X-Large X-SMALL Color: Thin Blue Line Thin Red Line Package Contents: Thin Blue Line Classic Thin Red Line Polyester Shirt The Thin Blue Line Classic Thin Red Line Polyester Shirt is a quality addition to the Thin Blue Line lineup. For more great deals on Men's T-Shirts by Thin Blue Line please browse our Thin Blue Line Men's T-Shirts page.