The mouthpiece YAMAHA AS-4C ID belongs to the popular Standard series of the company, designed with inspiration and expertise from the top Custom series. It offers exceptionally stable performance, a clear tonal character, and immediate response, helping the player achieve a rich and balanced sound from low to high notes. It is the ideal choice to highlight the capabilities of your alto saxophone.

Made from high-quality phenol resin, the mouthpiece stands out for its unparalleled resistance to wear and moisture. This material offers an excellent feel in the mouth and stability in sound properties, ensuring that the mouthpiece's performance remains unchanged even after daily, prolonged use and practice.

With a tip opening of 1.60 mm and a length of 23.0 mm (Facing Length), the size 4C is considered the golden standard for easy blowing and absolute air control. It allows the musician to produce clear harmonics without excessive effort, making it ideal for both beginners shaping their mouthpiece and more experienced players.