Industrial Strength: CLR PRO Calcium, Lime and Rust Remover is a non-toxic, multipurpose cleaner designed for bathrooms or bathroom related surfaces. It breaks down calcium, lime and soap scum to leave behind a streak-free shine | Fast Acting: Quickly removes calcium, lime and hard water deposits, soap scum, discoloration and dirt. Cleans and shines stainless steel, countertops, tubs, showers, tile, fixtures and sinks | Multi-Purpose: Versatile cleaner for home or office surfaces. Use on plastic, ceramic tile, glass, stainless steel, faucet and shower fixtures, shower doors, fiberglass, toilet bowls and sinks | EPA-Certified: CLR PRO Calcium, Lime and Rust Remover is part of the EPA's Safer Choice Program recognizing the product as a safer alternative to chemicals and contains no phosphates, ammonia or bleach. Made in the USA | The Power You Expect, The Clean You Need: CLR offers products for use in commercial cleaning applications including for steam tables, commercial dishwashers, heat exchanger flushing, radiators and heating elements. Also great for removing rust on tools, equipment, cars and siding