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! Sticker measures 3.31″ × 1.35″. Durable, weatherproof adhesive made to last. UV Laminated to protect your sticker from scratches and the sun. Officially licensed by the MBTA. Designed by Transit Tees.