Gets under the rim! A new type of toilet bowl cleaner that is not only effective for those once-a-week toilet bowl cleanings, but can be used on a daily basis to help maintain a clean and fresh toilet bowl. Effective: Cleans, shines, and deodorizes toilet surfaces - inside and out. Helps prevent mineral stains. Convenient: Just spray foam onto toilet surfaces for toilet bowl cleaning and maintenance. Even sprays upside down! Contains no CFCs or other ozone depleting substances. Federal regulations prohibit CFC propellants in aerosols.