Drop-In Tank Non-Para Cleaner Block, Unscented, Blue, 24/Box

In-Tank Drop-In Blocks are an automatic in-tank toilet bowl cleaner. It blues the water as they dissolve. They clean and deodorize the toilet bowl with every flush for up to 1,200 flushes. Deodorizer Type: Urinal Block; Scent: Unscented; Color(s): Blue; Quantity: 24/Box.