Features 1、Reduces Resonant Noise: This cello wolf tone eliminator minimises resonant and echoing noise in the instrument for clearer playing. 2、Wide Application: This cello wolf tone eliminator is suitable for a wide range of instruments such as cello, violin, trombone and cornet. 3、Long Life: This cello wolf tone eliminator is made of metal, which is robust and resistant to deformation and has a long life span to ensure its practicality. 4、Easy to Install: This cello wolf tone eliminator can be worn directly onto the tuning ring of your instrument without the need for tools, making it quick and easy. 5、Easy to Carry: This cello wolf tone eliminator is very compact and easy to carry around, making it convenient for use when playing outdoors. Specification Item Type: Cello Wolf Tone Eliminator Material: Metal Package List 1 x Cello Wolf Tone Eliminator