Trumpet Mute holder
thingiverse
Well if you are too cheap to buy a proper mute holder but have a 3d printer, you can print this thing.
Download Model from thingiverse
With this file you will be able to print Trumpet Mute holder with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Trumpet Mute holder.