These microfiber spin mop head replacements use deep-cleaning microfiber to remove and absorb tough dirt and grime. This high-quality refill is made of 100% microfiber for streak-free cleaning. Machine washable microfiber mop refill for 360-degree spin mop. The easy wring spin mop refill has soft, absorbent strings that will not scratch floor surfaces. Prevent wood floor, laminate scratch during cleaning by using microfiber mop. Keeps you hand off the dirty waters. Save time & extra labor to clean the floor. Easy to install, snap on mop refills. The ultra-absorbent microfiber mop head traps liquid and easily sucks up spills, so there's no drippy mess. Specifications: Dimension: Outer: 5.7inch/145mm, Inter: 3.9inch/100mm, Type: Replacement Mop Head, Color: White, Feature: For 360 Degree Spin Mop, Main Colour: White, Unit Weight: About 4.9oz(139g), Device Type: Microfiber Spin Mop Head Replacement, Bristle Material: Microfiber, Style: 360 Degree Spin Mop, Material: Fiber, Size: Diameter: 145mm, Type: Mopping Replacement