The Bech Magnetic Mute is a patented magnetic mute system manufactured by Sales International. The Bech Magnetic Mute is used by the world's leading solo artists, chamber ensembles and professional orchestral musicians. A combination of acoustic design, hi-tech rubber and magnetic ingenuity, the Bech Magnetic Mute represents an important breakthrough in mute technology. Unlike traditional mutes, the Bech Magnetic Mute ensures the highest quality of sound with no irritating vibration noises, making it the mute of choice for recording artists and serious string players. Bech Magnetic Mutes are available for violins, violas and cellos.