1、Compatibility: Suitable for Blue Pure 411 air cleaners, this filter provides efficient air filtration for cleaner, fresher air. Easy to install, this filter is the perfect choice for those concerned about air quality. 2、Improved Air Quality: By reducing airborne particles and unwanted odors in your living space, this air cleaner filter helps to improve the overall air quality of your home. Breathe easier with fresher, cleaner air. 3、Optimal Performance: With a filter replacement, you can ensure that your mini air cleaner performs at its best. Maintain the highest level of air cleaning power with this compatible filter. 4、High Efficiency Particulate Air Standard: This filter is designed to meet the high efficiency particulate air standard, effectively capturing at least 97% of 0.3 micron sized air particles, prevents a variety of pollutants, including dust, smoke particles, and allergens such as pollen and pet dander. 5、Captures Household Odors: The activated carbon filter physically absorbs smoke, cooking odors and pet odors, making it an ideal choice for pet owners, smokers, and those living in urban areas. Freshen up your home with this powerful odor capturing filter technology. 1 x Air Cleaner Filter Item Type: Air Cleaner FilterMaterial: High efficiency particulate air filterWeight: Approx. 316g/ 11.1ozApplicable Model: for Blue Pure 411