[Perfect Fit] The H13 true HEPA filter is fully compatible with the TaoTronics TT-AP006 air purifier. The package includes 2 TT-AP006 replacement filters, it is recommended to replace the filters every 3-6 months to keep the machine fresh and clean. [Activated carbon filter] High-quality activated carbon filters can effectively catch large particles in the air and absorb peculiar odor such as cooking odors, smoke and pet odors. Keep your air purifier at its best working efficiency and performance. [3-Stage Filtration System] Replacement filter is a combination unit that includes a pre-filter, activated carbon filter and a true HEPA filter, the pre-filter captures larger particles in the air such as hair, dust , pet fur, lint and more, the real HEPA filter can remove 99.97% of airborne particles as small as 0.3 micrometers. [Easy to replace] This air purification filter can be easily replaced, save your time and free your hand from complicated steps replacement, ensuring filter replacement within minutes. [Improve air quality] 3-in-1 filters can remove large and airborne particles and fabric fibers, and also reduce household odors and tobacco smoke. The filter is sealed to maintain the best effect, please remove the filter from the plastic bag before placing in the TaoTronics air purifier. Color: photo color Material: composite material Package contents: 2 * air purifier filter items Only the above package content, other products are not included. Note: shooting light and different displays may cause the color of the item in the photo to be a little different from the real thing. The measurement error is +/- 1-3cm.