2000 Flushes® Bleach. Automatic Toilet Bowl Cleaner. Kills 99.9% of Bacteria! Continuous Cleaning Action. Deodorizes. Concentrated Tablet. Concentrated to clean up to 4 months. Keeps your toilet bowl stain-free. Freshens with every flush. Keeps water crystal clear. Not harmful to plumbing or septic systems when used as directed. For health and safety information concerning this product call 1-888-324-7596. www.wd40company.com. Please recycle.