The John Packer '600' series mouthpieces, crafted with the same meticulous care as the JP Musical Instruments, provide unbeatable value and are a reliable choice for students and entry-level players.

Designed with ease of use in mind, JP mouthpieces are generally free-blowing and capable of producing a bright and attractive sound. The JP range of mouthpieces is developed to replicate the performance of more expensive options, offering affordability without compromising quality.

The JP605 6.5AL Trombone Mouthpiece, featuring a small shank, medium-deep cup size, and a 25.40mm inner diameter, is specifically designed for players seeking a step-up mouthpiece for a medium or medium-large bore trombone. This model is tailored to enhance the playing experience for trombonists looking to advance their skills and achieve a more nuanced sound.