. Great for practicing and playing the violin when you don't want to disturb your family or friend, effectively reduce the volume by 70%. Easy to use, just wedges on the bridge and no need to tie, easy to get in and turn off the violin. This will not affect the tone, but it will give the violin a mellow sound. Simple but effective, designed for 1/2 and 4/4 violins, easy to put on and take off. Made of non-toxic high-quality rubber, highly flexible, durable for a long time. High impact on sound attenuation. Rubber feet for absolutely no damage to the bridge. Specification: Material: Rubber Size: Approx.5.2x2.2cm/2.05x0.87inches Color: Blue/Green/Red/Yellow Package Included: 1x Violin Damper Note: 1. Please allow 1-2cm errors due to manual measurement, please make sure you do not mind before ordering.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.