Can you mute a saxophone?
Yes, There is Such a Thing as a Saxophone Mute
You simply put your hands in the holes and start playing to your heart's content. ... A cheaper, less awkward, but far less sound-deadening option is the Saxgourmet Saxophone Mute which looks much like a trumpet mute and will run you only $45.
Do saxophone silencers work?
A silencer is an excellent solution: it considerably reduces your sound level, meaning you can practice anywhere at any time. Many people are surprised when they realise you can produce tones and whole melodies with just the mouthpiece of a saxophone or a clarinet.