They're... ok at best. Just about the worst glare on any screen you'll ever see. I can't really think of any reason to recommend it. For that price you can do much better. Especially if the 3D doesn't interest you.
http://www.xboxlc.com/cards/sig/newblack/BOBtheMASTER.jpg Could care less = you care at least somewhat. Couldn't care less = you don't care at all.