COMPATIBILITY: These mop replace head only compatible with EasyWring RinseClean 2 Tank Dual System, NOT compatible with EasyWring 1 TANK system. Please look carefully at the compatible machine model marked in the second picture HIGH-QUALITY MATERIAL: These mop heads replacements are made of 100% anti-abrasive microfiber, removes and absorbs tough dirt and grime easily, will not scratch the floor. Ideal for all hard floor surfaces, including finished hardwood, wood, laminate, tile, vinyl and more