Vincent Bach large shank trombone mouthpieces are the classic choice of trombone players around the world.
The 6 1/2 AL is a classic choice, balancing ease of playing with tone and control.
Orchestral tenor players may find the slightly larger 5 and 4 variants to their liking for their rich blending.
For bass trombonists, the 1, 1 1/4, 1 1/2, 2, 3, and 4 are all great choices depending on repertoire and personal tastes.
"-B" models feature a rounded outer rim profile, providing a more comfortable feel.
Gold plating is available on some models, providing a different physical feel and very slight alteration of tone.