Perfect Fit for PowerDetect Series: Precisely engineered for Shark AZ4000, AZ4000C, AZ4002, and AZ4002W PowerDetect Upright Vacuums. Designed to match the exact dimensions of OEM Part # XHFAZ4000 # XFFKAZ4000, ensuring a 100% airtight seal without any whistling or air leaks

Restore Peak Suction Power: Our high-airflow foam and felt filters are tested to maintain the maximum suction performance of your PowerDetect technology. Keep your vacuum breathing freely to lift hidden dirt from deep carpets and hard floors with ease

H13 Grade True HEPA Filtration: Featuring a high-efficiency Post-Motor HEPA filter that captures 99.97% of dust and allergens as small as 0.3 microns. Perfect for pet owners and families, it traps fine particles inside the vacuum, ensuring only fresh, clean air is exhausted back into your home

Half-Year Complete Maintenance Kit: This value pack includes 2 Post-Motor Filters & 4 Foam & Felt Filters, providing a full year of protection. No more last-minute orders; you’ll have everything on hand to keep your Shark running like new from Month 1 to Month 6

Washable & Eco-Friendly: Save money and reduce waste. The foam and felt filters are fully washable and reusable. Simply rinse with clear water and air dry for 24 hours. Pro Tip: Regularly cleaning your filters extends the motor life and prevents that "musty vacuum smell."