Drain Pipe Stays Clean Tablets

This tablet efficiently cleans dirt and odors from pipes. It has a long narrow shape that specially works great for S-shaped and U-shaped drain pipes. You can just pop it in and immediately flush the water. One tablet stays in drain pipes for about 10 to 15 days and thoroughly cleans them. The product is weakly acidic and non-chlorine based. It can be used on water pipes made of any material, and easily clean kitchen sinks, toilet sinks, and bathroom drain pipes. - Contents: 4 tablets  - Material: fumaric acid (97%), Disinfectant, Enzyme, Fragrance, Pigment, Lubricant - Made in Japan - Notes:  Use one tablet at a time. Wait for at least 2 weeks to put in another tablet if necessary. It cannot be used on drain pipes that are not designed to accumulate water, or on clogged drain pipes. If the drain pipe is dirty or does not drain smoothly, please clean it before use. Before using the tablet, please remove the strainer at the drain opening if there is any. Do not push it out when taking