![Amazon.com: Libretto Trumpet Mute, AC011-6, Cup Mute, All Aluminum, Adjustable Volume, Excellent For Stage Performance & Practice Purpose : Musical Instruments Amazon.com: Libretto Trumpet Mute, AC011-6, Cup Mute, All Aluminum, Adjustable Volume, Excellent For Stage Performance & Practice Purpose : Musical Instruments](https://m.media-amazon.com/images/I/61OswRFx9xL.jpg)
Amazon.com: Libretto Trumpet Mute, AC011-6, Cup Mute, All Aluminum, Adjustable Volume, Excellent For Stage Performance & Practice Purpose : Musical Instruments
![Adjustable Trumpet Cup Mute - Features - Brass and Woodwind Accessories - Brass & Woodwinds - Musical Instruments - Products - Yamaha - United States Adjustable Trumpet Cup Mute - Features - Brass and Woodwind Accessories - Brass & Woodwinds - Musical Instruments - Products - Yamaha - United States](https://www.yamaha.com/yamahavgn/PIM/Images/45448_12073_1_735x735_7f83bd989b919aafef7e1f8de419685c.jpg)
Adjustable Trumpet Cup Mute - Features - Brass and Woodwind Accessories - Brass & Woodwinds - Musical Instruments - Products - Yamaha - United States
![Amazon.com: Pro-Tec Pro Tec Liberty Mutes ML104 Trumpet Adjustable Cup - Aluminum, Silver,black,brown : Automotive Amazon.com: Pro-Tec Pro Tec Liberty Mutes ML104 Trumpet Adjustable Cup - Aluminum, Silver,black,brown : Automotive](https://m.media-amazon.com/images/I/61Sr3fFVNDL.jpg)