These are great playing cup mutes made in Japan! The cup can be removed to turn this into a straight in a pinch.
From the manufacturer:
The cup position is adjustable. Besides, the pitch and blow are not changed much even if the cup is attached to the bell so that you can do warm-up with it.
High-quality, yet practical.
Literally transforms into three STFs
‘3-way Cup’ adopts a unique material for the cup part: elastomer. This makes the cup be adjustable and also achieves a warm and smart cup sound.
As you can see in the model name, it can be used in three different style of mutes (Below) and would be a great catch-all mute for most of the players.
The three styles
- Cup mute: Perfectly in tune, and it is adjustable so you can find your favorite position. The closer you put it, the warmer the sound will be.
- Straight mute: Just remove the cup and it will be a fantastic straight mute with a superb brass bottom, which achieves dark and rich sound from its pianissimo in all registers. You will be surprised by its excellently solid tonal core and the powerful sound.
- Plunger: If the cup is applied oppositely, it transforms into a plunger. The cup part can be easily held, which helps player perform picturesque nuance.