Vandoren CM1406HD Black Diamond BD6 Bb Clarinet Series 13 Mouthpiece - HDSince 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. The Vandoren Black Diamond Series 13 is a universal