Chemical Guys Clay Block V2 (CLAY_BLOCK)Clay Bar Surface Cleaner by Chemical Guys The ClayBlock is the next generation clay bar that's the fastest, easiest, and safest way to remove contamination make your vehicle feel smooth as glass. It's so simple, anyone can do it! Ultimate Versatility Traditional detailing clay has limitations: the mere act of dropping traditional detailing clay embeds it full of abrasive dirt that scratches paint. If dropped on the ground, simply rinse the Clay Block