Vifa 9 BN 119/8 Cover with protection

I was always annoyed because the "Vifantastisch" speaker from the Hifi-forum.de was great but the Vifa chassis had an awful looking border. So I was happy to find the https://www.thingiverse.com/thing:2580641 from S_D_R. But as I have kids and someone to clean I feared that somebody will smash the membrane. That's why I made this remix.