2-Pack,H13 3-Stage Filtration True Hepa Filters | | Compatible With Coway Airmega Aim Air Purifier+Fan | | H13 True Hepa Capture 99.97% Of Airborne Dusts Pm2.5 Down To 0.3 Microns In Size. Remove Large And Airborne Particles, Including Dust, Common Pollutants ,Activated Carbon Reduce Chemicals Vocs, Tobacco Smoke, Pm2.5,Common Household Bad Smell | | Please Replace Regularly To Keep Your Machine Fresh And Clean. For The Best Performance, Clean The Filter Once A Month With A Soft Brush Gently Or With A Vacuum Cleaner. | | Top-Notch Quality Used For Maximum