?For 1-Tank System?Includes 2 Microfiber Mop Refills, 1 Scrub Brush, And 1 Mop Base. The Mop Heads Replacements Set Combo Is Only Compatible With 1-Tank System, Not Compatible With 2-Tanks Rinseclean System. | | ?2 Pack Microfiber Mop Refills?The Spin Mop Replace Head Is Made Of 100% Microfiber With High Softness And Super Absorbency, And It Is Easy To Replace, Machine Washable. | | ?1 Pack Scrub Brush And Mop Base?The Brush Is Crafted With Three Layers Of Stiff Bristles Designed To Clean Up Stubborn Stains. This Mop Head Cover With A Rounded Triangle Design, Compatible With Microfiber Mop And Scrub Brush, And Easy Mopping It All Over The Corner. | | ?Easy To Install?Just Remove The Dirty Mop Head And Snap The New Spin Mop Refill Into The Triangular Mop Base, After You Hear A "Click", It Means The Replacement Is Successful. | | ?Multi Use?Suitable For All Hard Surfaces, E.G. Wood Floors, Tiles, Cars, Glass. Keep All Corners Of Your Home Clean, Such As Bathroom Tiles, Bathtu.