About This DESIGNED FOR ALLERGY SUFFERERS: Replacement filter for your Mila Air Mini purifier. A medical-grade H13 HEPA filter with an extra layer of defense. Removes pollen, dander, and dust allergies, plus, pollen, VOCs, and smoke. COMPATIBLE WITH MILA SOCK: Want to extend your filter life even further? We gave Mila a washable pre-filter (the Mila Sock), which helps filter out larger particulates. They're easy to wash and reuse with each new filter you get. 4 FILTERS: Switch between 4 filters based on seasonality or life events, with certified HEPA filtering for particle removal (smoke, allergens, house dust). Big Sneeze has 99.97% efficiency, and works well in different-sized rooms, but ideal for 741ft². REPLACE EVERY 6 MONTHS: Mila filters should be replaced every 6 months (depending on your use) for optimal performance. Auto-Refills are available on manufacturer site with our Auto-Refill program. MAXIMUM PERFORMANCE: With genuine Mila replacement filters. Using off-brand replacement filters may lead to a reduction in performance and cause noise. 6 MAGIC SENSORS: Mila cleans a room and maintains it from outside air infiltration. The 6 environmental sensors monitor particulates PM 1, PM 2.5, PM 10, temperature and humidity, plus a carbon monoxide sensor. Overview Size : AIR Mini Material : Polypropylene (PP) Brand : Mila Color : Big Sneeze Model Name : Big Sneeze