Black Diamond Series Bb Clarinet Mouthpiece Since 1905, Vandoren has reigned as one of the leading providers of top-notch clarinet mouthpieces, with a vast range of styles to satisfy players of all stripes. Vandoren mouthpieces are crafted from ebonite and exhibit a clear and articulate tonality that accentuates the sonic character of your instrument. The Black Diamond Series offers a dark, rich tonality, especially in the high registers. GearNuts is proud to offer Vandoren clarinet mouthpieces, a favorite among music educators and professional clarinetists alike. The Vandoren Black Diamond Series 13 is a universal mouthpiece suitable for numerous styles. Crafted of high-density ebonite, this model features Vandoren's traditional beak, a medium facing, and an intermediate tip opening for a pure, round, and full sound that's ideal for any music genre.Note: This model features Vandoren's traditional beak, an intermediate tip opening, and medium facing. Vandoren 13 Series mouthpieces are specifically made