DescriptionGuitar string mute dampener is made of metal and sponge, with good texture, reasonable design and excellent craftsmanship make the guitar string mute dampener professional and practical. Guitar string mute dampener is a great training tool for eliminate overtones and resonances.Features-Color:Black -Material:Metal, sponge -Size:8.30X1.70X1.00cm/3.26X0.67X0.39in - Guitar string mute dampener is sturdy and comfortable to use, will not damage the surface of the guitar or break easily. - Guitar mute silencer can effectively weaken the sound, makes you practice the guitar while not disturbing other people. - Fits most acoustic guitars, and string mute dampener is easy to install and remove, no tool required. - Guitar string dampener is a perfect accessory for folk guitar, classical guitar and acoustic guitar use. - The muter can execute clean string and reduce unnecessary noises, can assure better performance while you are playing.