D'Addario Reserve Evolution Clarinet mouthpiece

D'ADDARIO Reserve Evolution Clarinet Mouthpiece (EV10, EV10E)
EV10E: European Tuning 442Hz.
EV10: American tuning 440Hz.
Precision milled for high consistency and similarity between each mouthpiece.
Conical geometry.
Aperture: 1.08mm
Deflector designed for greater projection and nuance of articulation.
Medium-long facing for greater flexibility.
Expertly designed and made in the USA by a team of world-class musicians and engineers.
Reserve Evolution technology, developed by D'Addario, recreates the purest traditional manufacturing style.
The new D'addario Woodwinds mouthpiece is milled and not moulded in hard rubber for a higher level of consistency. Thus, each Reserve Evolution mouthpiece is machined to the tightest tolerances, so that the true beauty of Reserve is found beyond its beautiful angles: in its sound.