http://www.bargain-camera.com/store/product.php?productid=16230&cat=278&page=1 - do you think it is any good?

Try this one http://www.indiesnap.com/DVXuser/

You might as well cut some black craft paper and wrap around your stock lens hood. A while ago there was some standard to what was a matte box, what was a lens hood and what was just crap. Apparently not anymore.