Net content: 12 pieces per boxFeatures:Our washing machine cleaning effervescent tablets contain cocamidopropyl forbetaine, disodium EDTA and sodium bicarbonate. It can effectively forsterilize, quickly remove odors and keep fresh for a long time. Its usage is very simple: 1. Take 1-2 tablets of this product and put them into the washing machine; 2. Pause after filling water for 15 minutes and soak for 3 hours; 3. Finally, turn on the daily washing mode for cleaning. The powerful decontamination formula can easily dissolve the dirt in the washing machine and keep the washing machine clean as new.Product includes: 1 piece of washing machine cleaning effervescent tablet\2 pieces of washing machine cleaning effervescent tabletNote: Due to manual measurement, please allow slight size errors (1~2 cm/0.39~0.78 inches), which shall be subject to the actual receipt; there is a slight error in color under different monitors, please allow slight errors.