Our washing machine cleaners contain disodium EDTA, sodium bicarbonate, lauryl ether 7. It can penetrate deep into the inside of the machine, deep cleaning, removing dirt, scale and residue. Its use method is very simple: 1. After adding water, the water in the washing machine tank is adjusted to the highest water level. Add appropriate amount of this product; 2. Run the standard washing program of the washing machine for cleaning. Neutralize unpleasant odors in your washing machine, leaving your washing machine smelling fresh and clean after each use. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin