Our multi-purpose cleaners contain disodium EDTA, sodium bicarbonate, lauryl ether 7. It reduces the reaccumulation of dirt and keeps the surface permanently clean. No marks or residue, no need for repeated rinsing. The way to use it is simple: shake well before use, point the bottle vertically at the stain, spray directly for a few minutes, and wipe off the stain with a cloth after it has dissolved. And can effectively decompose oil, easy to remove stubborn dirt.