The Shark BU3521 Vacuum Cleaner is a powerful, lightweight cleaning tool designed to tackle dirt and debris on all floor types. Featuring Shark’s signature DuoClean technology, it effortlessly picks up both large debris and fine dust, leaving floors spotless. The vacuum’s anti-allergen complete seal and HEPA filter trap 99.9% of dust and allergens, making it perfect for allergy sufferers. Its swivel steering allows for easy maneuvering around furniture, while the XL dust cup means fewer interruptions for emptying. With a high-capacity motor and a range of accessories, the BU3521 ensures thorough cleaning with minimal effort. Ideal for homes looking for efficient, versatile cleaning.