Automatically cleans your toilet with every flush.
This environmentally friendly product provides cleaning solution directly into the bowl without harming the toilet tank components. The Flush n? Sparkle? refill pack includes two blue refill cartridges giving you a total of 6 months worth of hands-free cleaning.

 ‣ Isolates cleaner from the tank water so tank parts aren't damaged by the detergents or bleach used by other in-tank cleaners
 ‣ Cleanser-treated water is injected only to the bowl, where it is needed, so cleaner application is efficient
 ‣ Surfactant-based cleaning agent reduces spread of viruses and bacteria
 ‣ 8 x 2 Packs