It has a great support and a it's nice to the touch of lips. It avoids any intolerances and allergies to materials that normally cover the mouthpieces of metal, such as nickel and chromium. Immediately ready for use also with cold temperatures of the execution environment. It always guarantee a perfect intonation, thanks to the properties of the carbon, which doesn't undergo changes in temperature. Sound dark and homogeneous in all registers.. Indestructible in case of falls. This allows a longer lifetime than conventional models.