UsageSuitable for applying over acrylic paint. Protects and creates a matt finish.SubstrateA wide range of surfaces including most plastics, wood, glass, ceramics, metal, cardboard, sealed plaster and sealed hardboard. Also most applications in general DIY and automotive. Always try on a small test area to check suitability.CoverageDepends on application and thickness of coats.ApplicationAerosol spray. Spray at least 25cm from the substrate and spray with an even back and forth action. Once dry, polish with a soft dry cloth.Drying Time15-30 minutesHow to CleanHold can upside down after use and depress nozzle for a few seconds to clean. Permanent once dry.