Hot Rod Sparkle Colors recreate the popular retro feel of automobiles of the 1950's and 1960's. Hot Rod Sparkle Colors create a brilliant, powerful glitter-like effect that truly shimmers. Colors are best used over Auto Air Base Coat Sealer Dark or Auto Air 4200 Series Deep Black Graphic Colors. Apply 1-2 light coats of Auto Air Base Coat Sealer Dark and 2-4 light coats of Hot Rod Sparkle Colors