Our washing machine cleaning effervescent tablets contain sodium bicarbonate and citric acid. It can be strongly formulated and easily breaks down all kinds of stains. Its use method is very simple: pour out the water in the washing machine, without disassembling the washing machine, add the washing machine cleaning agent to start cleaning, after the washing process is completed, you can clean the washing machine sink. And can efficiently decompose grease without leaving any residue, improve the cleaning efficiency of the washing machine.