???????????- For 1-Tank System Only! Not Compatible With 2-Tanks Rinseclean System. Before Use, Please Make Sure That The Three Corners Of The Brush Are Completely Installed In The Mop Base And Hear The "Click" Sound, Otherwise It May Come Off. | | ?Perfect Fit For Triangle Spin Mop?- Includes 1 Scrub Brush 1 Base For 1 Tank System. Easily Detach And Snap On Perfectly. Compatible With The Easywring Spin Mop. | | ?High Quality With Deep- Cleaning?- The Stiff Bristle Scrubbing Brush Is Constructed From Pp Material, Ensuring It'S Sturdy And Durable. Ideal For Cleaning Stubborn Stains On Tiles And Glass Walls. | | ?Making Mop Easier?- The Tub Tile Cleaning Brush Can Be Rotated 180 Degrees,Easy To Reach The Corners Of Furniture Without Bending Down. Handy And Labor-Saving For People With Back And Knee Problems. | | ?Multipurpose?- These Mop Brush Can Make Cleaning Floors A Breeze. It Suits For Wooden Floors, Ceramic Tile, Laminate Floors, Marble Floors And Other Sealed Hard Fl.