Item Type: Cello Practice MuteMaterial: MetalColor: Silver 1[Performance Helper] This cello practice mute is suitable for cello, easy to use, effective, and will be of great use in playing. 2[Metal Material] This cello practice mute is made of metal, with a silver exterior, wear resistant and non deformable, hard and durable. 3[Small and Portable] This cello practice mute is compact and has a significant sound suppression effect, making an ideal choice for carrying around. 4[For Practice] This cello practice mute can effectively suppress the sound of the cello so that you can practice your cello anytime and anywhere without worrying about disturbing others. 5[Fine Workmanship] The surface of this cello practice mute is smooth and burr free, the workmanship is superb, and the slotting is precisely positioned.