Features 1、Suitable for all type trumpets. 2、Very useful when you feel like playing your mute in the middle of the night. 3、With sound quality, intonation in all dynamic ranges and superb workmanship. 4、It produces the type of sound that is considered the /"standard/" in cup mutes, for most jazz musicians. 5、Made of excellent Aluminum alloy, durable for use. 6、It produces the type of sound that is considered the “standard” in cup mutes, for most jazz musicians. Specifications: Features: Suitable for all type trumpets. Very useful when you feel like playing your mute in the middle of the night. With sound quality, intonation in all dynamic ranges and superb workmanship. It produces the type of sound that is considered the "standard" in cup mutes, for most jazz musicians. Made of excellent Aluminum alloy, for use. Specifications: Material: Aluminum alloy Color: Silver Length: Approx. 13.5cm / 5.3in Diameter of small end: Approx. 2cm / 0.8in Diameter of large end: Approx. 7cm / 2.8in Item Weight: 36g / 1.3oz Package Size: 7.5 * 7.5 * 15cm / 2.95 * 2.95 * 5.9in Package Weight: 77g / 2.7oz Package List: 1 * Trumpet Mute Note: Trumpet is not included. Package List 1 * Trumpet Mute Note: Trumpet is not included.