Scrubbing and cleaning regularly but still experiencing a lingering smell - it could be your drain. Plink Fizzy Drain Freshener and Cleaner is a quick, easy, and mess-free way to stop the stink. There's no messy liquid, gel, or spray required. Just drop a tablet to fizz away foul odors and help prevent odor-causing drain buildup. A pleasant, fresh lemon scent finishes the job of freshening the room. Use the fizzy drain freshener to remove the stink in any drain in the house, including kitchen sinks, bathroom sinks, bathtubs, showers, and more. In addition to freshening your home, the drain freshener and cleaner help prevent drain buildup to keep sinks flowing smoothly so they dont back up. The cleaner is activated with water and effervesces to clean and freshen with a lemon fragrance. For best results, use twice a week in each sink (note: not for use in garbage disposers). Enjoy better freshness and cleanliness in your home. Please read the entire label before using it. When used as directed, it is friendly to use with all plumbing and septic systems.