Round Tourte Style Cello Mute Description This Round Tourte Style Cello Mute conforms to the shape and curvature of the bridge for better contact, greater muting power, and balanced sound. Installs in seconds and is easy to change. Features: Made of rubber Conforms to the shape and curvature of the bridge Installs in seconds Easy to change Great for apartments Product Details: Brand: JSI Color: black Item Dimensions LxWxH: 4.2 x 1.2 x 0.3 inches Instrument: Cello Item Weight: 13.61 Grams Operation Mode: Manual Number of Strings: 5 Item Weight: 0.48 ounces Product Dimensions: 4.2 x 1.2 x 0.3 inches Item model number: FBA_MUCETROUN Is Discontinued By Manufacturer: No Date First Available: June 17, 2006 Color Name: black Number of Strings: 5