I got this in a combo with a mic and some other recording gear and I gotta tell you, this is the only part of the combo I still use. The mic, the cables - all of that I had to change to a better one, but this I still use.
The popstopper is easy to mold in place and can easily be mounted on anything with the simple clamp. As for the noise reduction, it does reduce the popping and de-esses the whole thing noticeably, but doesn't work like a miracle. Some pops can still be noticeably heard, but hey, it's still useful.
The not-so-good things about it are, that the rod or the bendy thing that holds the popstopper in place, it doesn't keep it's shape that easily and the screws that hold the clamp deteriorate, making the clamps hold loosen over time.
Still, it's not a bad buy for the price and I still use it, and it makes the editing a lot easier.