Specifically engineered replacement filter set for Shark WZ250RD, IZ464H, IZ492H and compatible with a wide range of models including IX140 series, IZ140 series, and QZ162HQ series. Designed to restore filtration and maintain suction performance without complicated installs. Key benefits Restores cleaning performance: The duallayer foam + felt design captures fine dust, debris, and pet dander so your vacuum keeps pulling effectively without sacrificing airflow. Healthier indoor air: Traps common household allergens and particles that accumulate in floors and upholstery to help reduce airborne dust between deep cleans. Easy, fast maintenance: Swap filters in minutes with no tools required to get your vacuum back to peak condition. What's included 4 foam filters and 4 felt filters — a complete set to worn parts on a regular schedule and keep spares on hand. Features and materials Duallayer filtration: Foam layer for larger debris and gentle filtration, felt layer for finer particles. Durable construction: Made from robust foam and quality felt to withstand regular use and extend service life. Correct fit and size: Precisely sized for the listed Shark models to ensure a secure fit and consistent suction. Practical use scenarios Weekly home maintenance: filters during routine vacuum maintenance to preserve suction on carpets and hard floors. Pet homes: Use the set to capture pet hair and dander more effectively between deep cleanings. Allergy management: Rotate filters regularly to reduce dust and allergen buildup in bedrooms and living areas. Compatibility reminder Specifically engineered for Shark WZ250RD, IZ464H, IZ492H and compatible with IX140 series, IZ140 series, and QZ162HQ series. Use this set to maintain factorylevel filtration and performance for those models.