pBone mini is an Eb alto trombone. This means that is smaller and higher in pitch. It’s great for existing trombone players to explore the world of the alto trombone but it is designed primarily as a terrific starter instrument for small children. The pBone mini mouthpiece is designed to be a good fit for smaller children, helping them get started and hit more notes more quickly. The pBone mini is easy to play, has an excellent first octave intonation and is lightweight.