1. 3-in-1 Filtration: Pre-filter, Carbon, and True HEPA filters for comprehensive air purification.
2. Perfect Fit: Compatible with numerous Shark air purifier models.
3. Longevity: Comes with extra pre-filters to extend the life of the main filter.
4. Easy Maintenance: Package includes 2-in-1 brushes for simple cleaning.
5. Scheduled Replacement: Pre-filter every 3 months and main filter every 9-12 months for optimal performance.