The new Power 3in1 refill is the ideal solution for those looking for deep and effortless cleaning. Composed of 2 types of bicolour cords, microfibres string and central microfibre pad that guarantee maximum absorption and collection of hair and particles. The central pad gives it a greater cleaning capacity thanks to its microfibre composition and close contact with the floor. (*+50% more cleaning power in removing stubborn dirt vs. standard 2in1 Refill in laboratory tests.) Plus, it removes over 99% of Bacteria with JUST water. ** No need to use harsh chemicals to get a thorough clean. *+50% more cleaning power in removing stubborn dirt vs. Power 2in1 Refill in laboratory tests. **Research by an independent, accredited institute for microbiology & immunology.