Vandoren clarinet mouthpieces have defined the ideal clarinet sound for decades. With impeccable intonation, crisp and accurate articulation, and unrivaled response, Vandoren clarinet mouthpieces are preferred by professional clarinetists around the world.

• More open that the 5RV (CM301) but with a longer facing
• Tip Opening - 109+ (1/100 mm)
• Medium Facing
• Works best with Vandoren #3-#4 Reeds
• Traditional Beak