High-Quality Replacement Filter Set - 1 * H13 True Hepa Filter + 2 * 2-In-1 Activated Carbon Pre-Filters | | Fits To Molekule Air Purifier | | 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 Pre-Filter Reduce Chemicals Vocs, Tobacco Smoke, Pm2.5,Common Household Bad Smell | | Top-Notch Quality Used For Maximum