The sponge mop head is made of PVA material which is highly absorbent, and it's strong flexibility, wear resistant and durable. The PVA mop head helps to clean up dirt, dust and grease easily. And it can wipes out hard dirt in seconds which save your energy and time. Horizontal grooves are specially designed to lift dirt off floors, windows and other surfaces. Use on hard flat surfaces for best results, absolutely terrific on hardwood floors. The product can squeeze out the water easily with strength. And it is soft so it won't damage your floor and easy to wash. The sponge mop is easy to install with back fixing frame delivered in random color. A good replacement for the old and broken one.