Orbrium Toys Track End Bumper Buffer Stop Set Wooden Railway Fits Thomas Brio Chuggington Melissa Doug Imaginarium (4-Piece)
These bumpers/buffer stops are used to prevent train cars from going past the end of the tracks. Little engineers install them in train station and around train shed where their train cars can take a rest. If your track is going nowhere, you can end your track with a buffer stop too.