I just took delivery of a new Mazda 3 and asked the dealer to use Zaino Z-AIO as the final step. Came out looking great and didn't left a finger...
And a footnote on Zaino longevity - my Black Sapphire Bimmer is still beading strong after a rough winter here in the NE. Did it back in October.
Current Ride - 2011 328i Convertible - AT, Nav w/Sirius, JB/Cream Beige
Past - 2008 BMW 335xi Coupe (ED), 2003 BMW 530i, 1999 BMW 528i