. Dyson Cinetic science. 35 high frequency oscillating Dyson Cinetic tips capture the microscopic dust that clogs other vacuums.. No dirty filters to wash. The only vacuum with no filters to wash or replace, so there's no loss of suction.. Self-adjusting cleaner head. Active base plate automatically raises and lowers to seal in suction across carpets and hard floors. Whole-machine HEPA filtration. No other vacuum expels cleaner air. Certified asthma & allergy friendly.. Designed for homes with pets. Tangle-free Turbine tool removes hair from carpets and upholstery without tangling.