Our toilet rose cleaner contains sodium hydroxide, disodium EDTA and rose leaf extract. It can contain cleaning ingredients that help remove urine stains and other stubborn dirt from the toilet and maintain the interior of the toilet. Its use method is very simple: 1. Open the toilet tank cover; 2. Put the cleaner in the tank; 3. Cleaning ingredients will seep steadily; 4. Brush your teeth clean and fragrant every time. The fresh scent can reduce the smell of the toilet and make the toilet enviable.