Mouthpiece - performs a number of functions in the overall sound formation on the musical instrument. It synchronizes all oscillatory processes and is an acoustic filter for musical instruments, also with a mouthpiece musician regulates the power of the lips closing. For shortscale musical instruments take the mouthpiece with a narrow foot. There is also a special adapters to the mouthpiece with a narrow stalk can be used on long scale instruments, but everything is better to do without them, initially choosing the right leg length.
Some companies produce mouthpieces with specially weighted outer walls of the cup, as if more elongated, and the sound acquires a greater volume and power, which indeed it is often necessary in orchestral playing. Most mouthpieces are available in silvere, but there are also gold-plated, also produced mouthpieces with removable fields of plastic and are fully plastic mouthpieces for those performers who by the nature of its activities are forced to play outdoors in the cold season or just for one or otherwise do not have access to conventional mouthpieces. Available mouthpieces of a transparent material - to practice before a mirror.