Product Description Mischievous identical twins Bill and Ben are always teasing the other engines! To tell them apart、 one of the engines gets painted blue! This special 2-pack is based on an episode of Thomas & Friends. Bill and Ben can connect to other Wooden Railway engines and vehicles with magnet connectors. Perfect for Thomas & Friends Wooden Railway train sets (sold separately and subject to availability)! 2  From the Manufacturer Mischievous identical twins Bill and Ben are always teasing the other engines! To tell them apart、 one of the engines gets painted blue! This special 2-pack is based on an episode of Thomas & Friends. Bill and Ben can connect to other Wooden Railway engines and vehicles with magnet connectors. Perfect for Thomas & Friends Wooden Railway train sets (sold separately and subject to availability)! 2