Montana Plastic Primer is the perfect pre-treatment for plastic surfaces. After priming and drying, plastic surfaces can be painted with Montana sprays that have a synthetic, acrylic, or nitro-combination base. Can be used with the following types of plastic: polypropylene rubber, modified (EPDM), Acrylic Butadiene Styrene Plastics (ABS), Glass-Fibre Reinforced Plastics (GfK), Hard Polyvinyl Chloride (Hard-Pvc), Polyurethane (PUR), Polystyrene (PS), Polyamide (PA). It is recommended to test before use. Drying time varies depending on temperature and humidity and may take a few hours.