Denis Wick DW5529 Adjustable Trombone Cup Mute
The Denis Wick Adjustable Trombone Cup Mute is one of the most versatile trombone cup mutes on the market today. Desire a quieter, muted sound? Adjust the cup so that it is closer to the bell of the trombone. If you want to sound louder, you can adjust the cup so that it is further from the bell.