REMOVES STAINS: Put less elbow grease in cleaning your bathroom toilet tank Thanks to its strong citric acid formula, Toilet Tank Cleaner removes hard-water deposits and other stains in your toilet tank. EFFICIENTLY CLEANS: Clean out your toilet tank with little effort Toilet Tank Cleaner eliminates the need for scrubbing but still effectively cleans and freshens your bathroom toilet tank. PROTECTS YOUR TOILET: Don't worry about damaging your toilet tank and bowl Our flush cleaner is safe to use but effective against stains, prolonging the life of toilet components. ELIMINATES ODORS: Remove rust and hard-water stains, and other stubborn dirt while getting rid of bad odor in the toilet Every flush leaves a clean and pleasant citrus scent. SAFE ON PIPES: Our toilet tank cleaner is free from harsh chemicals, acids, or caustics, so it's safe on your toilet tank and pipes It's also simple to use, just add the entire bottle directly into the toilet and leave it overnight. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.