Detail 01
Copper bottom with aluminum construction
Copper is used on the lower half while aluminum is also part of the mute’s construction.

Independent shopping perspective
Soulo’s SM8525 is a Harmon-style trumpet mute built around free airflow and a copper-bottom design. Its aerodynamic shape avoids an internal crimp or barrier, aiming to keep pitch secure down to low G while retaining the dark, buzzy character associated with this mute style. The neoprene composite gasket locks the mute into the bell, and the supplied polycarbonate stem gives you the adjustable wah-wah effect.

Strong match
What matters in use
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.
Detail 01
Copper is used on the lower half while aluminum is also part of the mute’s construction.
Detail 02
The stem is used to create the wah-wah effect.
Detail 03
It locks the mute securely inside the trumpet bell.
Final check
Product questions
Straight answers to the questions shoppers most often ask about this product.
Yes. A custom-sized polycarbonate stem is included.
Its neoprene foam composite gasket locks the mute into the bell.