Brio Plastic Coating is a protective and invisible paint that protects against rusting and corrosive effects of weathering. It forms a flexible film used for metals such as silver, copper, bronze, aluminum, and protects wood, plastic, stone, and paper. Fields Of Application: Brio Plastic Coating forms an invisible and flexible film ideal for protecting metals such as copper, silver, aluminum and bronze. It also protects other materials such as paper, stone, wood and plastic. It does not yellow over time.