household cleaning supplies reusable mop refills Put your existing mop pad aside. Now it's time to upgrade with innovative mop cleaning technology by getting much better quality Millifiber Dust Catcher Refill. The thickest mop pad available nowadays on the market, includes: 5mm Foam in the middle, 2 layers of high quality microfiber (front and back), plus wide Hook&Loop holding Millifiber extremely tight to your lovely mop. Machine washable mop pads. Pad size is 12x6 inches. Fits Swiffer Wet Jet (10x4.5 inches mop head)