Lime-A-Way cleaner with Turbo Power destroys lime, calcium, and rust stains caused by the natural minerals in your water. It effectively cleans the toughest hard water build-up so that surfaces stay cleaner for longer. Your toughest limescale will be removed in seconds without scrubbing! Good for use on Sinks & Fixtures, Tub & Tile, and Shower & Glass. Use as directed.