The Nispira 3-in-1True HEPA and Activated Carbon Replacement Filter designed for the Sensibo Pure Air Purifier. 3-in-1 Premium True HEPA filtration system including Fine Pre-Filter, True HEPA, and High-Efficiency Activated Carbon Filter. The activated carbon layer helps deodorize unpleasant odors from cooking, pets, or other sources. Replacing your air purifier's filter regularly is essential for maintaining optimal performance. Approximate Dimensions: 8.6" x 6.4"x 6.4". 3 filter included. Suggest to replace every 6 months. The Nispira 3-in-1True HEPA and Activated Carbon Replacement Filter designed for the Sensibo Pure Air Purifier. The activated carbon layer helps deodorize unpleasant odors from cooking, pets, or other sources. Replacing your air purifier's filter regularly is essential for maintaining optimal performance. This 1-Pack replacement filter from Nispira ensures your Sensibo Pure Air Purifier continues to deliver clean, healthy air. 3 filter included. Approximate Dimensions: 8.6" x 6.4"x 6.4".