The next-generation Shark Navigator Lift-Away (ZU561) lightweight upright vacuum includes the self-cleaning brushroll to deliver nonstop hair removal. Its lightweight design and Lift-Away technology make it easy to clean stairs, furniture, and other above-floor areas. Anti-Allergen Complete Seal Technology keeps dust and allergens inside the vacuum cleaner and out of the air that you breathe. Swivel Steering provides effortless maneuverability on both floors and carpets, allowing for seamless debris pickup in hard-to-reach areas and a suction control slider lets you easily customize the amount of suction needed for hard floors or carpets.