[NOTE]: It doesn't fit on 1-TANK SYSTEM BUCKET MOP, Compatible with RinseClean mop handle, which is 2-TANK system with the clean water addition. Before use, please make sure that the three corners of the mop head refill are completely installed in the mop base and hear the "click" sound, otherwise it may come off.[GREAT VALUE PACK]: Package includes 4 mop heads, which are great replacement mop head spin mop and can last more than 12 month for normal house cleaning.( We recommend replacing the mop head refill every 3 months for optimal floor cleaning results.) Easy Cleaning Mop Head Replacement, Perfect replacement for your EasyWring RinseClean Spin Mop. The mop head size: Outer diameter-4.3inch, Inner diameter-2.7inch.[DEEP CLEANING]: The mop head is made of 100% ultra-fine fiber, high softness and super absorbent that will not scratch the surfaces you're cleaning. Also our microfiber mops provide deep-cleaning solution for all your home and floor cleaning needs by effectively removing dirt, grime with just water [SUITABLE FOR WASHING MACHINE]: Spin mop head refill are washer and dryer-friendly, free your hands after heavy housework, saving time and labor to clean the floor and mop head, leave your home sparkling; Also reusable and more money-saving than traditional mops.[WIDE APPLICATIONS]: The microfiber spin mop refill uses the power of microfiber to give your floors a deep clean. perfect for the smooth surface floor, such as wooden floors, ceramic tile, laminate floors, marble floors and other sealed hard floors. Also can wash the car. For dry and wet use. the dry mops are used to absorb hair, dust, while wet mops are used to remove stains, meeting your various needs.Colour:blueMaterial:fiberSize:Triangular plate size: about 14.5cm, hair length: 11-12cmPackage Contents:4 x mop clothOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.