4C Eb alto saxophone 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. With this mouthpiece, it is easy to obtain a balanced, clear and focused tone in any octave, which makes it ideal for both professionals and beginners. 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: 1.6 mm.