1DURABLE MATERIAL: Violin cello mute is made of excellent soft rubber material that is lightweight, durable, flexible and resistant to aging, stable and reliable 2EFFECTIVE MUTE: Rubber violin cello mute has excellent mute effect, does not affect the volume, maintain sound quality, provide great convenience for your life 3FOR PRACTICE: Claw round mute is lightweight and durable, easy to carry and operate. Perfect for practicing the violin when you don't want to disturb others, especially late at night 4EASY INSTALLATION: Violin cello mute is easy to install and remove by simply sliding the mute over the instrument bridge until is firmly in place 5DIFFERENT SPECIFICATIONS: Claw round mute set include 1 claw shape and 1 round violin muffler and 1 claw shape cello muffler to meet your different needs 1 x Claw Shape Cello Mute 1 x Claw Shape Violin Mute 1 x Round Shape Violin Mute