Developed to remove hard water spots caused from mineral build-up. Non-abrasive solution designed for all gel coat, glass and chrome surfaces. To use: Spray a light mist directly on the surface area that requires treatment. Continues to work as it sets on spots. Leave for up to 20 seconds and wipe with damp towel. Should not be used on surfaces other than specified. Comes in 16oz trigger spray bottle, also available in gallon container.