Fangrui Product Details [specially Designed] The Filter Parts Are Specially Developed For Ifloor 3/ Floor One S3/ Floor One S5/ Floor One S5 Pro Wet Dry Vacuum Cleaner. Please Make Sure Your Model Is Correct Before Order. [ Package] This Package Come With More Pieces Of High Quality Filters. It Is A Cost-effective Choice To Supplement The Hepa Filters For Your Vacuum Cleaner. [easy Installation] The Filters Are Perfectly Matched And The Installation Method Is The Same As The Old Parts, No Extra Tools Needed To The Filter. Which Is Easy To Install, Easy To Use. [excellent Performance] The Hepa Filter Of The Latest Version Is With Stronger Capabilities To Filter Up To 99. Of The Dirt, Pollen, Particles And Substances And Also Expels Non-allergenic Fresh Air .to Keep Your Vacuum At Performance, It Is Recommended To The Filter Every 1-2 Months To Effectively Prevent Dust From Entering The Engine And Prolong The Service Life Of The Robot Vacuum. [premium Materials] The Filters Are Made Of Hi