Swiffer WetJet Multi Surface mopping pads have an ABSORB + LOCK STRIP that helps trap dirt & grime deep in the mop pad so it does not get pushed around. It is safe on finished wood floors*. When you are done, just remove the pad and throw it, and all that dirt, away forever. For best end results on your hardwood floor, use with Swiffer WetJet solutions. Also try Swiffer WetJet Heavy Duty! Contains an extra SCRUBBING STRIP with the power of Magic Eraser. There is a perfect solution for any cleaning need. *Do not use on unfinished, oiled or waxed wooden boards, non-sealed tiles or carpeted floors because they may be water sensitive. Multi-surface Can be used on many different surfaces.