Ceramic Coating is a coating for both the inside and outside of your vehicle to help maintain its OEM finish. it makes surfaces resistant to staining, scratching and uv damage to help prolong the life of the vehicles surface both inside and out. On top of the benefits stated it helps greatly when it comes time to wash you vehicle, the coating does not allow for harsh bird dropping or bug guts or dirt to embed itself into the pours of the surface thus allowing car to be easily washed and maintained.