HG Natural Stone Tile Shine Restoring Cleaner (Product 37) &ndash; 33.81 fl oz (1 L) HIGHLY EFFECTIVE. Concentrated  Scientifically designed specifically for all calciferous natural stone tile floors (including marble) PROBLEM SOLVER. Suitable for untreated and treated floors; Leaves fresh scent EASY TO USE. Add  cup to bucket of lukewarm water, clean floor with mop or floor cloth, and leave to dry. Thats it! GREAT VALUE. One bottle is good for 20 washes