[Compatible Model] The Scrub Brush Mop Replace Head Is Only Compatible With O-Cedar 2 Tank Spin Mop And Bucket System And Mop Base, Handle. Not Compatible With 1-Tanks System. | | [Premium Bristles] The Spin Mop Replace Head Is Made Of High-Quality Nylon Bristles And Abs , The Nylon Material Is Not Easily Deformed, And The Bristles Are Moderately Soft And Hard, Achieving A Perfect Cleaning Effect And Ensuring That The Floor Is Not Easily Damaged During Scrubbing. | | [Easy To Install] With A Simple Snap-Fit Installation,The Dimensions Are 4.3" In Diameter And 4.3" In Diameter On The Outer Triangular Side,Our Special Design Gives You More Stability When Installing And Cleaning. | | [Comprehensive Cleaning] The Triangular Shape And Stiff Bristles Scrubber Enable You To Clean A Wide Range Of Surfaces, Including Bathroom Tiles, Bathtubs, Shower Tiles, Kitchen Floors, Walls, Glass, Baseboards, Windows, Doors, Grout, Sinks, Countertops, Toilets, And Narrow Spaces Around The Toilet..