Aluminum alloy material, light texture and small size. And the mute effect is better. The shape of the flute is perfect and the workmanship is fine. The color can be matched with trumpet, small size and light weight, which brings much convenience and labor saving to the player, and the design never rusts. Factory direct, cost effective, effectively improves the wind noise, thus increasing the fun of playing, and is popular among music lovers. Very useful when you feel like playing trumpet at night Suitable for all types of trumpets, has a great sound and 't distort the tone Your family, neighbors and pets 't be anymore Colour:Silver Material:Aluminum Alloy Package Contents: 1 x trumpet practice mute Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.