- LOTUS Trumpet 3XL2 Brass Gen3; mouthpiece for trumpet; cup diameter: 16.60 mm; cup depth: deep; bore: 3.9 mm; material: brass, LOTUS Golden coating: hypoallergenic, scratch-resistant and does not tarnish; rich, full, round sound and response; suitable for orchestra, jazz and classical music. EUR 232.00 - See more - Buy online