Net content: 100g Features: Our toilet cleaning tablets contain sodium bicarbonate, citric acid. It can be powerfully formulated to quickly dissolve dirt and scale. Its use is simple: take a piece of effervescent tablet and put it in the toilet, let it stand for 3 minutes to completely dissolve, and then do basic cleaning of the toilet. Press the toilet switch to flush and clean. And it can be safely formulated and suitable for use in various types of toilets. Products include: 1*Toilet Cleaning Tablets\2*Toilet Cleaning Tablets Note: Please allow slight size errors (1~2 cm/0.39~0.78 inches) due to manual measurement, which shall prevail in actual receipt; please allow slight errors in color under different monitors.