The powerful and versatile Microfiber Cloth Mop Refill is designed for use with the Microfiber Cloth Mop for superior spill pickup and thorough, effective cleaning. The O-Cedar Microfiber Cloth Mop Refill removes 99% of bacteria with water* (or use with your favorite cleaning solution), and its gentle cloth design cleans your floors without leaving behind streaks. The mop head can be machine washed and reused for up to 3 months.