Brian Bowman Signature MouthpiecesModel BB1 Trombone MouthpieceFor the professional performer and serious student this mouthpiece has a deep cup and large backbore particularly suited to the rich trombone sound of today. Improved intonation, center of sound in both the upper and lower range are characteristics of this model. This model is used by Dr. Brian L. Bowman.Model BB2 Trombone MouthpiecePatterned after a traditional mouthpiece, this trombone mouthpiece has a "v" cup design giving a full responsive tone quality. Not as deep as the number 1 model, it still produces a characteristic sound and response.Model BB3 Trombone MouthpieceA good mouthpiece for young players and also for use on the smaller English bore baritone Horn, this model provides an alternative to the often too shallow C cup trombone mouthpieces that are given younger players.