Washes hard floors with clean water from start to finish : Motorised wet roller picks up liquids, debris and tough stains, which are continuously extracted from the roller with each rotation. Removes the dirt others leave behind : Some methods of wet cleaning your floor can leave behind marks and streaks. The Dyson Submarine wet roller head is engineered to absorb and extract and leave your floor with a streak-free finish. The Dyson Submarine wet roller head is engineered to work with clean water from start to finish and extract dirt from hard floors. Leaving your surfaces with a HEPA filtration for cleaner air : Reveals 2X more microscopic dust² Fluffy Optic cleaner head makes invisible dust visible on hard floors, showing you where to clean.¹ Anti-static black carbon fibre filaments pick up fine particles and allergens from hard floors and crevices. Automatically deep cleans on carpets and hard floors Digital Motorbar cleaner head with anti-tangle technology powerfully sucks up dust and hair from all floors. While 7,815 stiff nylon bristles drive deep to remove ground-in dirt from rugs and carpets. Captures hair without tangling : Hair screw tool removes dust and hair from mattresses, pet beds, upholstery and stairs. Anti-tangle conical brush bar spirals hair off and into the bin. Motor-driven cleaning for smaller spaces