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