... away the stains.Using scope:1. House furnishing products: tea set, bowl and plate, plastic, glass, sofa, leather shoes, sports shoes, ... bathtub, ceramic tile, closes tool, etc.4. Ironware: tap, finger bowl, vegetable plate, pendant, handles, etc.5. Office supplies: computer, telephone ... use1. Lightly wet sponge2. Lightly rub white-part sponge across set in dirt and grime.Do not use the colored side ...