Innovative dual function - Our premium mute significantly dampens the sound and allows you to practice in apartments or houses without disturbing others. The alternative use as a mouthpiece mute minimizes mouthpiece buzzing. Made in Germany - High-quality, break-proof materials and first-class workmanship from Hamburg for professional musicians. Trumpet mute silencer – Patented in Germany! Excellent intonation - Compared to many other trumpet mutes, the intonation remains almost unchanged – ideal for demanding players. Thanks to the super-light material, there are no vibration or humming noises. Individual air supply - An integrated dosing wheel enables precise adjustment of the air resistance for a perfect playing feel and controlled volume. Suitable for all trumpets - Thanks to removable rings, the trumpet mute optimally adapts to different sound cup sizes. The rings also have the FDA seal.