Blue Line Police Shirts - I Back the Blue for My AuntMachine wash cold with like colors, dry low heat Blue Line Police Shirts Blue line Aunt tshirt for blue line support that all police and law enforcement officers will appreciate Blue Line Support tshirt that reads: I Back The Blue for My Aunt. Makes a great blue line Aunt shirt addition to any collection of thin blue line police apparel. Lightweight, Classic fit, Double needle sleeve and bottom hem We use high quality and Eco friendly material and