The Denis Wick 2BFL Flugelhorn 5884 mouthpiece features a cup diameter of 17.00 mm and a bore of 4.6 mm. It has a medium-depth cup, offering a balanced tone and feel. If you're looking for a larger cup but still want to retain a slightly brighter upper register on your flugelhorn, the 2BFL 5884 is an excellent choice. The shank is compatible with American and Japanese flugelhorns, ensuring broad instrument compatibility. Renowned for their soft, warm sound, Denis Wick flugelhorn mouthpieces are popular worldwide. Whether in a jazz combo, symphony orchestra, or brass band, both amateur and professional musicians appreciate their rich tone and responsive playability.