A carefully selected Bach mouthpiece like this 6C Silver mouthpiece can help improve a trumpet player's embouchure, attack, tonguing, and endurance. Vincent Bach was a rare combination of artist and engineer. A mechanical genius and acclaimed trumpet soloist, his instruments and mouthpieces are used today in every major studio and orchestra in the world. Bach personally designed the tools and composed the plans that continue to set the high standards for making all Bach products today. Mouthpiece, Trumpet, Bach Silver Plate, 6C Cup: Medium; Cup Diameter: 16.20mm