The world standard of mutes.

Invented by Willie Berg in 1935, the Humes & Berg Stonelined trombone mute features a secret formula used in the lining for easy blowing and perfect intonation.

Humes & Berg 122 Stonelined Glenn Miller Tuxedo Plunger - Trumpet Version Features:

• Free-blowing
• Plays perfectly in tune
• Secret-formula lining

Order your Humes & Berg 122 Stonelined mute today and wah your heart out!