[davepl]

3M Hand Glaze

But I'm a big fan of the new Meguiar's "Microfibre" system. No idea what they name means, but I've been doing black cars for 20+ years and it's great. The main claim to fame is that its still orbital but delivers rotary results.

Then again if you know how to use a rotary, you're already set. But the first time you burn through an edge, you'll wonder...