The historical blue JUMBO JAVA mouthpiece is now available with a small aperture, providing a powerful and controlled free blowing sound, regardless of your level of playing. The new A28 of the JUMBO JAVA series is the unique and daring combination of the most impactful chamber and baffle in the range and the most dynamic table of the V5 series. A mouthpiece of surprising ease, perfect for an introduction to funk or smooth jazz.