Our Silica + Siloxane Ceramic Spray Sealant contain polydimethylsiloxane, quartz, and fillers. It can restore the gloss of the car paint and restore it to its original flawless state. Its use method is very simple: clean and dry the metal surface, press the spray, so that the spray evenly sprayed on the surface, wait 1 to 2 hours to let it dry. Resistant to water, road dirt, dust and grime, with excellent hydrophobicity and smoothness! During cleaning and daily driving, vortex and scratch problems can be minimized.