6C Bb clarinet mouthpiece from Standard series that is made out of high quality phenol resin (plastic) and features a design based upon the top grade Custom series. It is an excellent mouthpiece for experienced players seeking powerful volume, strong tone and rich tone variety. The facing of the mouthpiece is slightly shorter than that of the Custom series making it easier to play, and easier for beginning students to achieve a rich characteristic sound. Tip opening: 1.2 mm.