Trombone horn cover: the design is simple and the operation is simple, you only need to put it on the mouth of the speaker, and it is easy to remove it, Trombone Accessory; Horn speaker cover: easy to install on the trombone, it can be worn directly and can be easily taken off with a light pull, Horn Cover; French horn supply: very suitable for trombone, to practice at home or to perform, Trombone Part; Instrument bell cover: great for practicing instrument at home or taking it out for the performance, Practical Instrument Accessory; Trombone speaker cover: breathable design, almost no back pressure or acoustic loss during performance, Useful French Horn Cover

What's in the box
1 x Electronic Tuners