Description: Easy to Install: Disassemble at any time, just open the Sound Reducer and insert it between the strings to effectively lock the strings without worrying about the Sound Reducer falling. Guitar String Mute Function: Reduce the volume of the guitar to avoid disturbing the public due to excessive volume. Humanized screw locking design can adjust the tightness and change the effect of weak sound. Guitar String Mute Damper Usage Scenario: In a quiet environment, reducing the volume when practicing the piano will not affect others. Material: Made of high quality ABS plastic and built in soft sound sponge, wear-resistant and durable. Universal Guitar Mute Cushion Applicable to: Professional and reasonable design, suitable for all kinds of guitars with different string gaps. (common to classical/acoustic guitars) Specification: Material: ABS and Sponge Size Chart: 8cmx2.8cm/3.15inchx1.10inch Package Includes: 1* Guitar Strings Dampeners Mute Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful online shopping!