The LA TROMBA Flugelhorn mouthpieces:

Following the same historical lineage as the Romantic-Style cornet mouthpieces.

With a medium deep true V-cup but not exaggerated in depth to allowing complete range with flexibility and warm tone.

Available with
German (marked D),
French (marked F) 
and
Standard American (as well European, Chinese and Japanese) tapered mouthpiece shafts for the respective individual instruments.