Build your own fantastic musical instruments: 6 types of tubes can fit together to create all the combinations that your fantasy suggest you. Double-Trumpets, Funny-Flutes, Fanta-Saxophones... will all produce whimsical music as you play them as real instruments. Totally unbreakable, made of top-quality ABS plastic. Compatible with other tubular constructions from Quercetti. Colors and pieces may vary from those illustrated.