- Compatibility : Designed specifically for Shark Vacuum Cleaner Navigator Lift-Away models NV350, NV351, NV352, NV355, NV356E, NV357, NV360, NV370, NV391, UV440, UV490, and UV540. Please note, it is NOT compatible with Shark Power Liftaway DLX. - Quality Replacement : This is a Non-OEM replacement part that matches the specifications of original manufacturer equipment (OEM). - Durable and Eco-Friendly : The filters are washable and reusable, constructed from high-strength materials that are safe for the environment, ensuring longevity and reduced waste. - Complete Replacement Kit : Each kit includes 2 HEPA filters, 4 foam filters, and 4 felt filters, providing a comprehensive solution to maintain your vacuum's optimal performance. - Enhanced Filtration : The multi-layer filtration system effectively traps allergens, dust, and pet hair, improving air quality in your home and enhancing your vacuum's suction power. - Practical Applications : Ideal for households with pets, as it captures pet dander and hair efficiently. Perfect for allergy sufferers looking to reduce irritants in the living space. Great for regular home cleaning, ensuring your vacuum operates at peak efficiency for everyday messes. - User-Friendly : Simple installation process makes it easy to replace old filters, allowing you to maintain your vacuum with minimal effort. Keep your vacuum running at its best with this essential replacement filter kit.