This is a mute specially used for the alto saxophone. They are made of plastic materials. The saxophone mute is strong and can be used for a long time. It will be a perfect gift for your friends who like to play the saxophone. Features - Color: Golden, Black. - Material: ABS. - Size: 7.50X7.50X4.00cm/2.95X2.95X1.57in. - Working well on weakening the sound, the alto saxophone mute is easy to install and use. - With it, you can absorb yourself in practicing saxophones without disturbing others. - Made from safe and durable plastic material, the saxophone mute is not easy to break, and can be used for a long time. - The saxophone mute has smooth edges that will not hurt your saxophone and has good function. - Small and compact size and simple structure allow you to install it on your saxophone easily. Package list: 2 x Sax Mute