Other brands (wind instruments and brass instruments) BERP Burp/Buzzing Practice Aid for Trombone/Euphonium (Small/Medium-Sized) #4 Schilke The head features a specially

The head features a specially processed double-layered edge and a coating on the entire surface

In addition to a straight crash sound

and audiobooks

Its wide dynamic range makes it suitable for all-around playing

Other brands (wind instruments and brass instruments) BERP Burp/Buzzing Practice Aid for Trombone/Euphonium (Small/Medium-Sized) #4 Schilke The head features a speciallyBerp Brass Buzzing Practice Tool By using a Berp and attaching the mouthpiece next to the mouthpiece, you can hold the instrument and buzz just as you would when playing a real instrument. In addition, by moving the dial up and down to open and close multiple holes, you can adjust the breath resistance (pressure) when buzzing. In addition, by holding the instrument, you can perform fingering and sliding techniques at the same time, making it an