Features: 1.The continuously brush the toilet bowl with every flush and get rid of dirt accumulation efficiently and keep your bathroom smelling nice all the time 2.Effective cleaning: Effectively help you clean water tanks, water pipes and other toilet parts. 3.How to use: Do not tear off the blue outer protective film that can be directly dissolved in the water tank. Please leave the toilet cleaner in the water tank for at least 10 minutes before flushing to fully dissolve it until the water turns blue. 4.Convenient and easy to use: The toilet cleaner is easy to use and easy to use. Will not cause any damage to the internal organs of the toilet. 5.If you have any question, please feel free to contact us.Notice: 1.Actual color may be slightly different from the image due to different monitor and light effect 2.Please allow 1-3cm deviation due to manual measurementWeight: 50gShelf life: 3 yearsincludes:Choice 1: 2x Blue Toilet Cleaner Ball Choice 2: 4x Blue Toilet Cleaner BallChoice 3: 6x Blue Toilet Cleaner Ball Our products are made with the splendid quality materials and are designed to provide you with the best possible user experience.