This is a Libman Gator Mop Refill, designed as a replacement head for the Libman Gator Mop. It features a super-absorbent, tear-resistant synthetic sponge with a cellulose surface that enhances water removal. The sponge is designed to easily snap into the mop base. It is made in the USA. The Libman Gator Mop is designed to wring out water effectively, leaving floors drier. The mop also features a scrub brush for breaking down tough dirt