Vocalise Clarinet Mouthpieces - Designed by renowned craftsman, Richard Hawkins, and precision machined from hard rubber at Backun, Vocalise Mouthpieces represent the future of mouthpiece manufacturing. Each mouthpiece helps the player center articulation, pitch and altissimo, with impeccable ease and consistency of voicing. It is the first mouthpiece of its kind specifically designed to play well on both synthetic and cane reeds, in strengths 2.5 to 4.5. Articulation Management allows players to capture the appropriate length of articulations for different styles without increased effort. Vocalise Eb Mouthpieces are available in the following facings; G Model - Medium/Medium; H Model - Open/Long. Vocalise Bb Mouthpieces are available in Standard (440 Hz) and High Pitch (442 Hz).