Rust-Oleum Charcoal Gray Gloss Protective Enamel Spray Paint, 12 oz. superior protection for your projects with its durable, corrosion-resistant gloss finish. This charcoal gray enamel spray is designed to stop rust effectively, making it the rust-preventative paint on the market. I for both indoor and outdoor use, it ensures long-lasting protection against the elements. For optimal results on heavily rusted surfaces, it is to apply Rust-Oleum Stops Rust Rusty Metal Primer before painting. This spray paint combines ease of use with reliable performance to help maintain the appearance and integrity of your metal surfaces.