Detail 01
Milled hard rubber
Rather than being molded, each mouthpiece is milled and machined to strict tolerances for consistency.

Independent shopping perspective
Reserve Evolution is a Bb clarinet mouthpiece with a 1.08 mm tip opening, medium-long facing, and European pitch at 442 Hz. It is milled from hard rubber rather than molded, then machined to strict tolerances for consistency. D’Addario Woodwinds voices it for a warm, refined sound with quick response and easy articulation, while presenting flexibility across a wide range of musical styles.


Strong match
What matters in use
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.
Detail 01
Rather than being molded, each mouthpiece is milled and machined to strict tolerances for consistency.
Final check
Product questions
Straight answers to the questions shoppers most often ask about this product.
It is a Bb clarinet mouthpiece.
It has a 1.08 mm tip opening and a medium-long facing.
It is milled from hard rubber, not molded, and machined to strict tolerances.
Reference
The complete catalog record, organized around the decisions musicians make when comparing gear.