Many famous users are called Wowowowmute = Herman Mute, and are a classic Wowowmute.
Remove the stem to use it as a straight plunger mute, perfect for soulful and jazzy play.
While the stem is inserted, you can literally say "Wowow". Depending on the ingenuity, you can enjoy playing very comical performances.
Herman Mute is the most classic of this aluminum. It is a versatile material that combines a bright tone and easy to sound.
"Symphonic Model" is slightly larger than the standard size. It features not too bright sound for a more orchestra

HARMON MUTE C-A TPT WOW ALUM