Mop Head Only Compatible With Rinseclean 2-Tank Spin Mop System | | Mop Heads Replacements Are Made With 100% Super Absorbent Microfiber Strands Has Soft, Absorbent Strings That Will Not Scratch Floor Surfaces | | The Mop Refills Are Machine-Washable And Reusable, So You Can Save Money By Not Having To Buy New Ones As Often. | | Easily Install The Replacement Mop Head Onto The Easywring Mop System Without Requiring Any Tools | | Package Comes With 4, So YouLl Always Have A Clean Mop Head When Needed. | |