• Freshens for up to 900 flushes
• Fits a wide variety of toilet tanks
• High surfactant concentration for better cleaning
• Formula promotes biodegradability
• Made in the U.S.A.
• Ultra Big Blue automatic bowl cleaner freshens for up to 900 flushes. Simply drop it in the toilet tank.

Ultra Big Blue is an automatic in-tank toilet bowl cleaner. It fits a variety of different tank styles and freshens for up to 900 flushes. Big Blue's increased concentration of surfactants cleans even better than before and leaves the water a light blue color. Simply drop Big Blue into the toilet tank and that's it. You get a clean fresh toilet bowl with every flush.