Lime-B-Gone Tub & Tile Cleaner works like steel wool - without the scratch! This product contains dual-action acids that dissolve build up fast. This non-abrasive liquid cleaner removes hard water deposits, soap scum, scale, lime and rust. Foam spray clings to surfaces and stays in contact longer for more thorough cleaning. Use full strength to remove tough deposits or dilute and use daily to prevent future build up. Safe for chrome, fiberglass and stainless steel. Use on tubs, shower doors, sinks, fixtures, counters, toilet bowls.