


The JX-Custom “Sonus” alto saxophone mouthpiece, inspired by the renowned FL model, is meticulously crafted using a special stainless steel lost-wax casting mold. All pieces are carefully hand-finished with our precision tools.
It delivers a rounded, deep, and bright tone and affords a strong sense of control. It excels in dynamic expression, making it a perfect fit for playing pop and jazz music.

Powerful, Expressive, and Versatile Tone
The "Virtuoso" delivers a bold, rich tone with remarkable clarity and depth. Its precise construction enhances projection while maintaining warmth, allowing for effortless transitions between soft and powerful passages. The balance of brightness and fullness makes it ideal for musicians who demand expressive flexibility and control.

Perfect for Jazz and Contemporary Music
Whether you're performing smooth jazz ballads or high-energy pop solos, the "Virtuoso" adapts seamlessly to different musical styles. It offers a dynamic range that enables saxophonists to explore a variety of tonal colors while maintaining stability and responsiveness across all registers.
Frequently Asked Questions
What makes the JX-Custom "Sonus" unique?
Inspired by the FL model, this mouthpiece features a deep, well-rounded tone with a bright edge, offering excellent control and expressive dynamics.
Is this mouthpiece suitable for all skill levels?
While ideal for professional and experienced players, intermediate musicians will also find it rewarding due to its easy playability and responsiveness.
What saxophones are compatible with the JX-Custom "Sonus"?
This mouthpiece is designed specifically for alto saxophones.
How does it compare to other metal mouthpieces?
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How should I care for my mouthpiece?
To preserve its quality, rinse the mouthpiece with warm water after playing, dry it thoroughly, and store it in a protective case. Avoid using harsh chemicals or abrasive materials when cleaning.