The Thin Blue Line is a symbol of respect and support for Police and Law Enforcement Officials; show your support with the Thin Blue Line America T-Shirt. This police line shirt features an American map shaped Thin Blue Line flag print on the centered chest. and it made of a super soft and lightweight 60% cotton / 40% polyester blend material. The tagless label allows you to wear this USA map Thin Blue Line shirt with the utmost comfort.