Our washing machine cleaning effervescent tablets contain sodium bicarbonate, lauryl polyether-7, sodium lauryl polyether sulfate. It can deeply clean the inside of the washing machine, making the washing machine look new. Its use is simple: empty the machine of clothes. Take a piece of this and put it in the washing machine. Turn on the normal washing program to wash it, and finally wipe off the residue. And each cleaning process is simple and convenient, no need to disassemble the machine.