Black soft rubber Polly Mute for 3/4 - 4/4 cello warm sound

Black soft rubber Polly Mute for 3/4 -4/4 size cello warm sound

Easy to install, and once fitted can remain on the instrument with minimal rattling.

Snug grip on both the bridge when in use and the strings when in the unmuted position.

The instruments original tone is well preserved