Swiffer WetJet Multi-Surface mopping pads have an ABSORB + LOCK STRIP that helps trap dirt & grime deep in the mop pad so it doesn't get pushed around. Safe for finished wood floors . Do not use on unfinished, oiled or waxed wooden boards, non-sealed tiles or carpeted floors because they may be water sensitive. ABSORB + LOCK STRIP helps trap dirt & grime deep in pad so it doesn't get pushed around. For best end results on your hardwood floor, use with Swiffer WetJet Spray Mop and Swiffer WetJet solutions. There's a perfect solution for any cleaning need. WetJet is safe to use on all finished floors, including wood , laminate, and tile Do not use on unfinished, oiled or waxed wooden boards, non-sealed tiles or carpeted floors because they may be water sensitive. Also try Swiffer WetJet Heavy Duty! Contains an extra SCRUBBING STRIP with the power of Magic Eraser. Buy Swiffer WetJet worry-free. If you're not completely satisfied, check out our money-back guarantee.