Our laundry roller stain remover contains a stain remover and a chelating agent. It can clean stained clothes. Its use is simple: remove the product and open the lid. Place several absorbent paper towels under the stained area (or more if they do not absorb water) and do not replace the towels. Roll the product back and forth over the stain until the stain fades and disappears. Finally, wipe the remaining foam with a towel/wet paper towel or water. And can be cleaned clean, fragrance.、