With it, you can practice cello whenever you want to because it allow you to practice without disturbing people.

Features:
Made of good rubber.
Designed for cello.
Easy to install.
Affects the timbre.
Reduces volume, allows to practice without disturbing people.

Specifications:
Material: Rubber
Shape: Circular
Product size: 3.5 * 3.5 * 1.3cm / 1.4 * 1.4 * 0.5in
Package size: 12 * 8.5 * 1.3cm / 4.7 * 3.3 * 0.5in
Package weight: 11g / 0.4oz

Note:
The cello and bridge showed in the picture are not included.

Package List:
1 * Mute