Sold as 6/Carton. Lime-A-Way cleaner with Turbo Power destroys Lime, Calcium Rust. Good for use on: Sinks Fixtures, Tub Tile, and Shower Glass. Removes the toughest limescale in seconds without scrubbing!. Certification Standards: ISO 9001. Removes lime, calcium and rust stains caused by the natural minerals in your water. Cleans the toughest hard water build-up so that surfaces stay cleaner for longer.