Hammerite Direct to Rust Metal Paint is specially formulated to perform as a primer, undercoat and topcoat. Should be applied directly to rust and will stop it from recurring. Formulated to perform as a primer, undercoat and topcoat in one. Use directly on rust, prevents new rust occurring. Very high VOC content. Solvent based paint. May produce an allergic reaction. WARNING Extremely flammable. Harmful to aquatic organisms. Keep out of reach of children. Always read instructions. Coverage up to 0.5 square metre.