HG Natural Stone Cleaner Extra Strong: A shine-restoring and freshly-scented concentrated mopping floor cleaner for marble, granite, and other types of natural stone floors Made for regular cleaning: Gentle on marble, slate, quartz, and all other types of calciferous natural stones, so you can give your floors regular cleaning treatments without the risk of damage Removes stubborn dirt and grease: This effective marble stone cleaner restores the natural shine of your stone flooring while removing stains, ground-in dirt and marks Highly economical: 1 litre of diluted natural stone cleaner is sufficient for cleaning 25 - 50m2 of real stone flooring, so you can go longer without having to re-supply 1 Litre bottle of HG Natural Stone Cleaner Extra Strong: Dilute as directed before mopping floors, then leave to dry naturally. Use undiluted to remove polish and films