Vandoren Black Diamond Bb-Clarinet BD4
Vandoren Bb- Clarinet BD4, Clarinet Mouthpiece, For Boehm clarinets, Deep, full sound, predominantly in the high register, Black ebonite, Medium length facing, Tip opening: 1.155 mm, This mouthpiece has the sound qualities as the BD5 and is characterised by a remarkable ease of response and articulation