The importance of the mouthpiece is crucial for the creation of the sound. The rest of the instrument is only a booster of the sound produced by the musician and the mouthpiece together.

The characteristics of the mouthpiece are generally described as following:

Source : Wikipedia

1: Inner rim diameter
2: Rim width
3: Rim contour
4: Rim Edge
5: Cup
6: Throat
7: Backbore
8: Shank


OpenBrass mouthpiece conception takes in account the following parts:

1: Rims
2: External rim
3: Cup
4: Throat
5: Bore
6: External appearance
7: Backbore
8: Shank