Route 66 Iconic American Highway Ceramic Coffee Mug 15oz Route 66 Mug - distressed road sign black mug Holds 15 oz of your favorite beverage U.S. Route 66, also known as the Will Rogers Highway and colloquially known as the Main Street of America or the Mother Road, was one of the original highways within the U.S. Highway System. Safe for Microwave and dishwasher. Large, easy-grip handle