and high quality Mouthpiece size good for high register and also C trumpet Best choice for you, or giving your friends is a good idea For or , Conn and King Trumpet It is computer-aided design system and computer controlled lathe work together to produce the most precise mouthpieces Color:Silver Material:Metal plated silver Length:8.6cm/3.38inch Connector outer diameter: 1cm/0.39inch Weight:106g/3.74oz Package Includes: 1 x Trumpet Mouthpiece Note:Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.