Vandoren CR804 Bb Clarinet V21 Reeds Strength 4;  Box of 10 The V21 reed combines the conical shape of a 56 rue Lepic reed with a V.12 profile. This unique combination makes all registers of the clarinet more accessible with warmth and a depth of sound. It will allow you to play with amazing presence and immediate response. V21 is the perfect reed for performances that require the ability to handle large interval leaps efficiently with an even rich tone. Every reed sealed in 'Flow Pack' to ensure freshness.