4 GENUINE O-CEDAR MOP HEAD REPLACEMENTS: Get the most from your O-Cedar EasyWring Spin Mop System with genuine O-Cedar mop head refills that are designed for optimal floor cleaning performance. Includes 4 genuine O-Cedar EasyWring Refills. REMOVES OVER 99% OF BACTERIA W/ JUST WATER: O-Cedar's EasyWring Microfiber Spin Mop Refill provides a deep-cleaning solution for all your at home needs by effectively removing dirt, grime and over 99% of bacteria with just water! The triangle mop head design allows users to clean corners and hard-to-reach places. SAFE TO USE ON ALL HARD FLOOR SURFACES: The fibers easily remove and absorb tough dirt and grime on all floor surfaces, leaving no streaks behind on finished hardwood, laminate, ceramic tile, vinyl, linoleum and more. MACHINE WASHABLE & REUSABLE: The replacement mop head can be machine washed and reused again and again saving you cleaning time and money. Keep an extra refill handy for the next mess. COMPATIBLE ONLY WITH EASYWRING SYSTEM: Designed for the EasyWring Spin Mop and Bucket System. Mop head NOT compatible with RinseClean System.