High Quality Air: The Samsung Ultra Fine Dust Filter - Blue features a 99.999% Multi-layered Filtration System that traps 99.999% of dust, ensuring your home is filled with clean, breathable air. Efficient Dust Separation: The main cyclone effectively separates large dust particles, while the metal mesh grille filter captures them, enhancing the overall efficiency of your vacuum. Advanced Filtration Technology: The Jet Cyclone and micro filter work together to catch fine dust particles, providing an extra layer of cleanliness and protection for your home environment. Micro Dust Trapping: A fine dust filter traps micro dust particles ranging from 0.5 to 4.2µm(1), preventing them from escaping back into the air and ensuring a more hygienic living space. Effective and Reliable: Based on internal testing and meeting the IEC 62885-2, CL.5.11 standard(2), this filter is a reliable choice for maintaining superior air quality and a clean home.