Noise Less Mixie Grinder How Can I Make Less Noise Come Out Of My Garage From Drumming?

How can i make less noise come out of my garage from drumming? - noise less mixie grinder

I play drums and I live with older people and really do not want to interfere if the drum, electronic drums and trying, but kill all the noise and rhythm. Escape, is there something that I put on the walls of my garage therefore less noise can. I heard about these things, which is one stryofoam the bottom of the cartons of eggs that do not seem to work