Size: 13.5 X 6cm ; hole 1.9cm
Useful when you feel like playing your trumpet in the middle of the night.
As a muffler mute device ,with three bar cork, flavor can be out of the cork on the side, the sound can be diminished.
Suitable for the performance play do you want to be a weak sound effect.
Fits all trumpets.
1X Trumpet Straight Practice Cup Mute Lightweight