【Perfect Fit Mop Replace Heads】our KAMISAFE replacement mop heads and mop base are specially designed to be ONLY compatible with O Cedar RinseClean Spin Mop 2-Tank System. This mop replace head’s core is 4.33 Inches. (NOT COMPATIBLE with EasyWring 1-Tank System.) | 【Super Absorbent Microfiber Mop Refills】Crafted from 100% high-quality soft microfiber, our mop head refills are exceptionally durable and built to last. The mop replace heads are easy to replace and ideal for household deep cleaning and mopping. | 【Suitable for Cleaning All Hard-surface Floors】The 2-tank system microfiber mop heads can easily remove and absorb tough dirt and grime on all floor surfaces, leaving no streaks during the cleaning process. They are designed for safe use on all hard and smooth floors, including hardwood, wood, laminate, ceramic tile, vinyl, marble and other sealed surface such as glass and more. | 【Machine Washable and Reusable】 The spin replacement mop heads can be machine washed and reused again and again, saving you cleaning time and money. However, pls remember not to wash them with fabric softeners. For optimal results, simply air dry the pads, and once refreshed, you can reuse them with ease. | 【Package Included】3 x Blue Mop Replacements Heads for RinseClean Spin Mop 2-Tank System, 1 x Replacement Mop Base.