THE EVOLUTION OF REVOLUTION CONTINUES... We are excited to announce the biggest single improvement in Monette mouthpieces ever... MONETTE RESONANCE MOUTHPIECES! These mouthpieces are the first improvement to our Classic STC-1 mouthpieces since they were introduced in 1987! And the first major improvement to our top of the line PRANA mouthpieces since they were introduced in 2002. This all-new design has taken three years and dozens of dozens of prototype variations to develop