2PC Iron Wooden Train Whistle Engine Sound 7 Choo Choo Noisemaker Kids Toy Gift ! This listing is for a set of 2 whistles. ( 2-Piece Set) Let your kids play Thomas the Tank engine all day with this fun wooden train whistle! This is a simple but yet fun toy that will bring a train-loving kid hours of imaginative fun. Whistle is made of wood. Measures approximately 8.5 Long. Comes shrink wrapped. Clean fun for everyone! Why not get several to share with others.