Weaken string noise: It can unnecessary string noise & overtones, brings out the desired tone. High- quality material: brushed stainless steel shell+ high- density EVA inner core, protecting the strings well. Easy To Use: Installs in seconds, no tools or special installation are required. It is recommended to install it near . When this product is not used as a mute, it can also be used as a pick holder, which can store 6 guitar picks, which is practical. muter is suitable for any 6 string guitar, bass or acoustic guitar color:Black+silver Material:metal+EVA size:7.9cm Package Contents: 3 x String Dampeners 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.