The only vacuum with no maintenance and no loss of suction. No filters to wash or replace. No bags to buy. For homes with pets. Dyson CineticTM Science. 36 Dyson CineticTM tips oscillate at up to 5000Hz, separating the microscopic dust that clogs other vacuums. There’s no need to wash or replace a filter, and there's no loss of suction. Self-rights when toppled - Others vacuums fall down and stay down. Only Dyson Big Ball cylinder vacuums pick themselves up. Hygienically ejects the dirt - Now, you can hygienically drive out trapped dust and debris with just the push of a button. There's no need to touch the dirt. Carbon fibre turbine head -Carbon fibre filaments pick up fine dust. Stiff nylon bristles help remove ground-in dirt. Adjustable Dual mode floor tool removes dust and dirt across all floors. With Suction control for difficult tasks. No other cyclonic vacuum expels cleaner air. Includes crevice/brush and stair tools. Articulated handle for easy versatile cleaning -The wand’s handle now rotates in three directions, allowing full 360° articulation for greater control. BallTM technology -Core components are housed within the ball, allowing the vacuum to turn on the spot and follow you effortlessly around the home, without the awkward moves.