Converts rust into a non-rusting paintable surface. Rust Reformer eliminates the need to sand bare metal and creates a smooth, flat black coating with excellent rust and corrosion-resistance. • Transforms rust into a smooth paintable surface. • Spray directly onto rust or rusty metal surfaces for indoor or outdoor use. • Oil-based formula provides Stops Rust protection and dries fast. • Apply one coat and allow 24 hours before top coat. Rust-Oleum Stops Rust Rust Reformer converts rust into a non-rusting paintable surface. Rust Reformer eliminates the need to sand bare metal and creates a smooth, flat black coating with excellent rust and corrosion resistance. Spray directly onto rust or rusty metal surfaces for indoor or outdoor use. Oil-based formula provides Stops Rust protection and dries fast. Apply one coat and allow 24 hours before top coat. Paint Sub-Category: Spray Paint; Intended Application Environment: Interior/Exterior; Color(s): Black; Color Family: Black.