Absorb + lock. Absort + lock strip traps dirt & mess deep in pad's core. 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). Use with Wetjet. Good Housekeeping: Since 1909. Limited warranty to consumers. Replacement or refund if defective. www.swiffer.com. Visit swiffer.com. Questions? 1-800-214-8734.