Nispira 3-in-1 HEPA filter replacement with activated carbon compatible with Scosche compact FrescheAIR air purifier AFP2-SP for car Compared to part AFP2RF-SP Preliminary white filter preventing any big particles such as hair and dust to get into the device. HEPA filter removes up to 99.97 percent of airborne particles as small as 0.3 microns.The activated carbon layer inside helps remove smoke, odor, pet smell, chemical etc. 2 Filters included. Filter dimension: 2.37" x 2.37" x 3.75" Recommend to replace the filter every 3 months to optimize the performance. 100% customer satisfaction guaranteed. Quality meets or exceeds leading national brands Nispira 3-in-1 HEPA filter replacement with activated carbon compatible with Scosche compact FrescheAIR air purifier AFP2-SP. Compared to part AFP2RF-SP. Preliminary white filter preventing any big particles such as hair and dust to get into the device. HEPA filter removes up to 99.97 percent of airborne particles as small as 0.3 microns.The activated carbon layer inside helps remove smoke, odor, pet smell, chemical etc. 2 Filters included. Filter dimension: 2.37" x 2.37" x 3.75"