Hammerite Stone Chip Shield. Spray Shield Underseal Metal Paint for Cars. Underbody White Metal Paint. Rust Resistant, Durable Automotive Paint, 8 Year Protection - 600ml Aerosol 1.5 SqM CoveragePROTECTION AGAINST ROAD DEBRIS advanced formula provides a durable grit guard barrier against road debris, stone chips, grime and salt spray perfect for protecting car bodywork and wing mirrors from damage and rust EASY TO USE preparation is simple just brush away any loose, flaky paint or rust and apply the spray shield directly onto metal or plastic. No sanding, no undercoat or primer are needed USE ON ANY VEHICLE ideal to protect your car, caravan,