Munnstykkepatch Yamaha 0,30 mm Soft M

Yamaha Mouthpiece Patch Soft M 0,3mm

4 sheets

How to use:
1)  Clean the surface of the mouthpiece
2)  Attch to a position about 1 mm from the tip of the mouthpiece.
 Hold the patch down so that air does not get between the patch and the mouthpiece.