Libman® Wood Floor Mop Refill. Extra dry. Oceanic sponge. Tear resistant. Family made in the USA Since 1896. Libman guarantee: Libman isn't just a company. It's our family name. We take personal pride in our products and stand behind them. That's why we have been the cleaning experts since 1896. If you're not completely satisfied, simply call 877.818.3380. For cleaning tips, visit libman.com. Green steps.