Vandoren B40 Eb - CM323

Vandoren: a French signature that has become a benchmark for clarinet mouthpieces

In the world of clarinet, Vandoren holds a special place: the brand has established itself among musicians thanks to consistent manufacturing standards and the ability to offer profiles adapted to the real needs of players. Its reputation has been built on the consistency of its clarinet accessories, and each new mouthpiece reflects this pursuit of balance between comfort, control, and musicality. Choosing a Vandoren mouthpiece means opting for a proven approach, widely adopted in classical practice, from conservatories to orchestras.

Who is this E-flat clarinet mouthpiece for?

This mouthpiece is intended for clarinetists seeking a reliable response and a sound aesthetic oriented towards classical style on the E-flat clarinet. It suits both an intermediate musician wishing to stabilize their response and intonation, and an advanced clarinetist aiming to refine articulation, phrasing, and dynamics. Since the E-flat clarinet is often used in orchestras, wind ensembles, and demanding repertoire, the choice of mouthpiece should remain consistent with your blowing technique, reed, and instrument balance.

Tone, playing comfort, and material: the contribution of ebonite

Made of ebonite (hard rubber), this mouthpiece emphasizes a comfortable playing feel and a sound output appreciated for its finesse. Ebonite is often sought after for its ability to promote stable response and controlled timbre, with a rendering generally suited to classical requirements: clean attacks, gradual dynamics, and sound control across registers.

The tip opening (here 1.105 mm ) corresponds to the gap between the tip of the mouthpiece and the reed when in place. It is one of the most decisive settings: depending on your blowing style and reed strength, a given opening can provide more ease of response, greater resistance, or a different palette of nuances. To get the best out of this type of mouthpiece, the ideal is to aim for a coherent mouthpiece + reed combination: the reed influences response, flexibility, and stability, while the mouthpiece conditions the overall feel and color.

Note: the table (the flat area where the reed rests) and the chamber (internal volume of the mouthpiece) also contribute to projection, density, and homogeneity. Even without detailed measurements, these elements explain why two mouthpieces made of the same material can offer very different sensations: the internal profile and balance of supports matter as much as the material.

Technical specifications

Category	Eb clarinet	Style	classic
Material	Hard rubber	Color	Black
Opening	1,105 mm	Finishing	Glossy

Tip opening	1.105 mm	Recommended style	classical
Instrument	E-flat clarinet	Note	for hygiene reasons, a mouthpiece that has been tried or used generally cannot be returned