Ding ding ding goes the bell, chug chug chug goes the motor on this accessory vehicle. Available in blue or green only. This listing is for a Blue trolley. The NameTrains Trolley is crafted from local sustainably harvested native maple hardwood and is compatible with our and other wooden railway systems. Measures approximately 2-3/4" by 2" high. Strong magnets allow you to attach to your name or make a special train. Non-toxic finish.