
Vandoren CM3178 M15 Bb Clarinet Mouthpiece Overview
The Vandoren CM3178 M15 is a Bb clarinet mouthpiece made from ebonite and designed to deliver easy articulation with a colorful, clear, and articulate tonal response. Built on Vandoren’s long-standing clarinet mouthpiece expertise dating back to 1905, the M15 pairs a long facing with Vandoren’s Profile 88 beak for a distinct feel and controlled response that many educators and working clarinetists prefer for consistent playability.
Vandoren CM3178 M15 Bb Clarinet Mouthpiece Specifications
- Instrument: Bb Clarinet mouthpiece
- Material: Black ebonite (hard rubber)
- Tip opening: 103.5 microns
- Facing length: Long
- Beak: Profile 88 (steeper exterior break angle than traditional beaks)
Condition & Setup
Brand new in the original manufacturer’s packaging.
Who the M15 Bb Clarinet Mouthpiece Is For
The M15 Bb clarinet mouthpiece is an ebonite clarinet mouthpiece designed for players who want clear articulation and a colorful, defined tone with a stable, controlled response. It is a strong fit for advancing students, university players, educators, and professional clarinetists who need a reliable mouthpiece profile that supports clean starts, consistent voicing, and a direct tonal core.
What distinguishes this model is its long facing paired with Vandoren’s Profile 88 beak, which has a steeper exterior break angle than traditional designs and can feel different under the embouchure. The result is a mouthpiece that supports precise articulation and clarity while letting the instrument’s natural character speak.
Common Questions About the Vandoren CM3178 M15
What does “Profile 88” mean on a Vandoren clarinet mouthpiece?
Profile 88 refers to Vandoren’s beak design with a steeper exterior break angle than traditional beaks, which changes the feel under the embouchure without changing the mouthpiece’s role as a standard Bb clarinet mouthpiece.
Is the Vandoren M15 CM3178 suitable for professional use?
Yes. The Vandoren M15 is widely used by serious players, including educators and professionals, and is designed to provide controlled response, clear articulation, and a colorful tonal palette.
What are the key measurements for the Vandoren M15?
The Vandoren M15 CM3178 has a 103.5 micron tip opening and a long facing length, a combination chosen to support articulate response and tonal control.
In stock! Ships within 1-2 business days.
30-day risk-free trial
2-Year Warranty
Complimentary shipping for all U.S. orders over $99
Vandoren CM3178 M15 Bb Clarinet Mouthpiece - Profile 88
Vandoren CM3178 M15 Bb Clarinet Mouthpiece Overview
The Vandoren CM3178 M15 is a Bb clarinet mouthpiece made from ebonite and designed to deliver easy articulation with a colorful, clear, and articulate tonal response. Built on Vandoren’s long-standing clarinet mouthpiece expertise dating back to 1905, the M15 pairs a long facing with Vandoren’s Profile 88 beak for a distinct feel and controlled response that many educators and working clarinetists prefer for consistent playability.
Vandoren CM3178 M15 Bb Clarinet Mouthpiece Specifications
- Instrument: Bb Clarinet mouthpiece
- Material: Black ebonite (hard rubber)
- Tip opening: 103.5 microns
- Facing length: Long
- Beak: Profile 88 (steeper exterior break angle than traditional beaks)
Condition & Setup
Brand new in the original manufacturer’s packaging.
Who the M15 Bb Clarinet Mouthpiece Is For
The M15 Bb clarinet mouthpiece is an ebonite clarinet mouthpiece designed for players who want clear articulation and a colorful, defined tone with a stable, controlled response. It is a strong fit for advancing students, university players, educators, and professional clarinetists who need a reliable mouthpiece profile that supports clean starts, consistent voicing, and a direct tonal core.
What distinguishes this model is its long facing paired with Vandoren’s Profile 88 beak, which has a steeper exterior break angle than traditional designs and can feel different under the embouchure. The result is a mouthpiece that supports precise articulation and clarity while letting the instrument’s natural character speak.
Common Questions About the Vandoren CM3178 M15
What does “Profile 88” mean on a Vandoren clarinet mouthpiece?
Profile 88 refers to Vandoren’s beak design with a steeper exterior break angle than traditional beaks, which changes the feel under the embouchure without changing the mouthpiece’s role as a standard Bb clarinet mouthpiece.
Is the Vandoren M15 CM3178 suitable for professional use?
Yes. The Vandoren M15 is widely used by serious players, including educators and professionals, and is designed to provide controlled response, clear articulation, and a colorful tonal palette.
What are the key measurements for the Vandoren M15?
The Vandoren M15 CM3178 has a 103.5 micron tip opening and a long facing length, a combination chosen to support articulate response and tonal control.
Pairs well with
In stock! Ships within 1-2 business days.
30-day risk-free trial
2-Year Warranty
Complimentary shipping for all U.S. orders over $99

Vandoren CM3178 M15 Bb Clarinet Mouthpiece - Profile 88
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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Shipping Information
Orders valued over $99 ship via FedEx 2-Day within the U.S. and via DHL internationally. A physical address (no P.O. Boxes) and signature are required. Smaller accessories ship via USPS (2–5 day service) and do not require a signature if valued under $99. Please see our FAQ for additional details.
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Return Policy
We offer an unconditional 30-day return policy to ensure you’re completely satisfied. If you’re unhappy for any reason, return the item for a full refund or full exchange credit (reeds and other consumables are non-returnable once opened). Every instrument we sell is guaranteed to be free of mechanical defects—if an issue arises, contact us and we’ll either reimburse a local repair or provide a prepaid return label for repair, exchange, or refund. If you simply change your mind, you may still return the item for a full refund, but return shipping costs are the customer’s responsibility unless free returns were purchased through Redo at checkout. Please see our FAQ for additional details.
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Shop Warranty:
Brand new items are covered by the full manufacturer’s warranty unless otherwise noted (see the individual maker for details). Open box, used, and vintage items include a two-year warranty serviced by our in-house repair shop, and we guarantee every instrument will be free of mechanical defects. Warranty coverage does not include damage from accident, misuse, negligence, improper operation, unauthorized alterations or removed serial numbers, normal wear and routine maintenance, environmental damage (including perspiration, corrosion, or extreme temperature and humidity), lacquer or plating wear, or consumable parts such as springs, pads, and felts. Please see our FAQ for additional details.
