Protec Euphonium/Baritone Double Mouthpiece Pouch Tryon Product The B series cup is

The B series cup is deeper

If a receiver has an oversized ring at the opening

You'll find it easier to balance a large orchestra or band while still playing with clear articulations

Cup: Inner Diameter 33mm/1

Protec Euphonium/Baritone Double Mouthpiece Pouch Tryon Product The B series cup isProtect your euphonium mouthpiece from the stress of daily use and storage! Protec nylon euphonium baritione mouthpiece pouches have a no nonsense design with great protection. Each features full mouthpiece protection with a secure zipper closure, front zippered pocket, softly padded lining, and belt loops. Exterior Features Secure zipper closure with long lasting custom molded zipper Front pocket with zipper closure Belt loops Interior Features Full