This is a practice mute for trumpet and cornet that reduces the sound. The third image is an example of use. By using this product in combination with a silent mute, it is possible to reduce the volume to the level of a conversation. ■Outer cover material: Synthetic leather (exterior), polyester (interior), urethane foam ■Bottom pad material: Urethane foam, polyurethane ■Ring pad material: Urethane foam, polyester ■Color: Black ■Size (outer dimensions): Approximately 14cm in diameter, approximately 10cm long, approximately 7.5cm short Horita Mild Mute Trumpet Mute Silencer Wind Instrument Mute Mute for Practice Volume Adjustable Brass Mute Cornet Silent Mute