Denis Wick extending tube trumpet / cornet muteIntroducing the Denis Wick DW5506 extending tube trumpet cornet mute Denis Wick have fixed the problems associated with extending tube mutes, such as poor intonation and projection, with their new design. The Denis Wick extending tube trumpet mute creates a change in colour without muffling the sound. Whether the stem is in, extended, or removed, these mutes produce a wide range of crisp, focused sounds that project easily. Theyre made from high