g 75% more area at a time with its extra large 16-inch mop head, the MicroTwist Refill cleans up dirt and dust on the first pass with no excess dripping thanks to its super absorbent microfiber head. Covers 75% more area at a time with extra large 16-inch mop head | Cleans up dirt and dust on the first pass with no excess dripping thanks to its super absorbent microfiber head | Easy to replace | Dries and stores easily with tabs that lock the mop head into place | Lasts up to six months