Match Shark Uv850 Uv900 Performance Lift-Away Adv Duoclean Upright Vacuum,4 Hepa Filters And 8 Foam Felt Filters,Replace Part #Xhf320 Xffk602Ukt,Replacing Part Xhf161H 617Fj140,And Install It Well. | | Our Filters Replacement Comtains True Hepa Filters,Which Work For Filtering At Least 99.97? Of Airborne Particle 0.3 Microns In Size And 99.99? Of Particles 0.1 Micrones Size. | | We Use Exquisite Craftsmanship And High-Quality Materials To Ensure That The Filter Is Not Easily Damaged During Repeated Use After Cleaning With Water, While Maintaining The Suction Power Of The Vacuum. | | This Product Includes Four Filter Cartridges, Eight Sets Of Sponges And Brushes, And To Ensure That The Shark Vacuum Cleaner Works Well, You Need To Replace The Filters Every Three Months. | | We Value The User Experience And Satisfaction Of Our