Use these tablets with the Flush Frog to maximize toilet cleaning performance and longevity: cleans and prevents toilet bowl ring and hard water stains for YEARS!  Each Flush Frog device holds up to 5 tablets to give your toilet a shiny and sparkling appearance that lasts. When used with the Flush Frog gravity fed mechanism, each tablet sanitizes and cleanses for up to 10 times longer than when used alone in the tank.  In addition, the Flush Frog keeps the tablets and cleaning agent isolated from tank components to protect tank parts. When the tablets fully dissolve, simply add more tablets to refill the Flush Frog.  The bleach provides whitening and brightening  action, and it removes odors too. It comes in a four-count box, which is enough to last for up to 4 years. You simply stack each tablet in the Flush Frog, install in your toilet as instructed on the box to maintain a sanitized toilet free from toilet bowl ring and hard water stains. Keep your toilets looking their best with the Flush Frog.

Toilet Bowl Tablet, 4 Count, 3.5 oz:

• Use with the Flush Frog to protect tank parts
• Add up to 5 tablets to the Flush Frog to clean and prevent hard water stains and toilet bowl ring for years with no scrubbing
• Kills 99.9% of bacteria for peace of mind
• Bleach provides whitening and brightening action
• Helps give your toilet a shiny and sparkling appearance that lasts