Description <br> , never used. <br> Great for practicing cello when you dont want to disturb your family or friends. <br> Very easy to use, just put it in the above of the bridge. <br> Perfect for volume control. <br> Compatible with 4/4 cello. <br> Material: Rubber <br> Color: Black <br> Size: 7.1*3.75*2.5cm <br> Item Weight: 58g / 0.12lb / 2.04oz <br> <br> package include: <br> 1* Cello Mute <br> Only the above package content, other products are not included. <br> 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. <br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.