Conquer even the toughest toilet stains with this Lysol Toilet Bowl Cleaner. The thick formula coats the bowl above and below the waterline to remove lime scale stains, hard water stains, mineral deposits, and everyday dirt. The angled bottle targets hard-to-reach areas, including under the rim, leaving your entire toilet bowl sparkling clean and disinfected. Safe for use with plumbing and septic systems. Flush first to remove excess dirt and grime before cleaning and disinfecting. Wet all surfaces of bowl interior, including sides of bowl and under the rim, with at least 4 oz. of liquid (squeeze bottle for approximately 15 seconds). Let soak for at least 10 minutes; do not close toilet bowl lid. Brush entire bowl thoroughly with a bowl brush and flush. Rinse brush in fresh water after use.