Effective for 10 flushes per day Easy-to-use tablet helps keep your toilet clean day and night Does not harm septic tanks 6 toilet bowl tablets with bleach 3.5 oz. tablets Clorox® Automatic Toilet Bowl Cleaner cleans and deodorizes with the power of bleach and kills 99 9% of household bacteria in the toilet bowl water flush after flush Each tablet sanitizes the toilet bowl water in 5 minutes for up to 2 months cleans and deodorizes for up to 3 months and helps prevent mineral and hard water stains These easy to use tablets keep your toilet smelling fresh and sparkling clean with every flush day and night To sanitize clean and deodorize simply drop a tablet in the toilet tank and let it do its work Effective for 10 flushes per day Flush with Clorox® Automatic Toilet Bowl Cleaner for a cleaner fresher toilet