Originally posted by Frederf
3. Zanzio isn't a wax, it's a acryllic polymer sealant.
But I agree about
1. All clays are the same. Sure there are slightly more abrasive ones (rare) but most clay is clay (just don't use clay not designed for cars).
Actually, Zaino isn't an acrylic, but it is polymer based.
Klasse is a popular acrylic sealant.
I would agree that most
quality clay bars are fine. I've read a lot of negative reviews of Meguiar's Clay though -- smudging, leaving residue, breaking apart, etc.