well, it looks and perfoms just like the original grill. Have bought 2 of these and they perfom well. I replaced the original one after it had been banged up (a lot). The second one I bought beacuse my GF borrowed it to a gig and it was dropped to floor while packing up afterwards. I like the microphone to look proper, so.. Its not expensive, all though there is the Thoman's own version, which I suspect would performe just as well. if you dont like the banged up look of your grill on your mic, this makes it look new again. The mic it self is build to last even World War three, so its a great testament to the SM58 build quality.