Sound Off 13" Tom Mute SoundOffs allow players to practice on their normal drum sets and in the comfort of their own homes without making noise. They provide excellent stick response, are durable enough for the heaviest hitters. SoundOff™ drum mutes are the most popular line of volume control products available. The mutes provide a significant volume reduction to keep practice noise to a minimum. SoundOff™drum mutes feature a durable construction that can withstandand frequent practicing.