Multi-Surface. Official Swiffer WetJet solution. Safe on wood & all finished floors (Do not use on unfinished, oiled or waxed wooden boards, non-sealed tiles or carpeted floors because they may be water sensitive). Cuts through 100% dirt, grease & grime. Contains no phosphates. Refill: Multi-Surface Cleaner: Pre mixed cleaning solution dissolves dirt and tough, sticky messes. Safe on all finished floors (Wood and laminate, marble, stone, ceramic tile, vinyl and linoleum).