The best way to get around Boston is a ride on the T! With the first tunnels dating back to 1897, it was the first subway system in the United States. It has grown steadily ever since, helping millions of people navigate the city. Whether you’re riding on the Green Line, Orange Line, Blue Line, or Red Line, this historic system will get you there! Cast in metal with high-quality, soft enamel, finished with a rubber clutch. Measures 1.22" W x 0.52" H. Officially licensed by the MBTA. Designed by Transit Tees.