Thin Blue Line American Flag Tumblers. This durable thermal mug is coated with a smooth enamel finish giving the flag a distinct look. The Thin Blue Line American flag proudly imprinted onto the metal. The perfect gift for the overworked officer who needs their coffee. Begin your mornings feeling great knowing that every purchase helps support police families across the country. Package Contents: Thin Blue Line American Flag Tumbler Thin Blue Line THERM-TBL-AM: American Flag Tumblers