(From an external site) The MOST series was born from a joint development between Mr. Atsushi Takahashi, principal player of the Tokyo Metropolitan Symphony Orchestra, and Mr. Toshio Tanaka of the Yomiuri Nippon Symphony Orchestra, and Silky. It allows for rich expression by producing a stable and beautiful sound from high to low notes. This authentic mouthpiece is recommended for advanced players as well as beginners. ■Specs ・Piccolo trumpet mouthpiece (cornet shank) ・Throat 27 / Backbore 117 ・Comparison to other models: Schilke: 11AX, Bach: 7EW ・Comes with a presentation box