Safety protection: Ideal to protect your mouth and face from Dust, Haze,Allergies,Pollution, Ash, Pollen, Gardening, Crafts, PM2.5, Vehicle Exhaust, Woodwork, Pollen Allergies, and Fumes
Easy to use: just put it in the PM2.5 filter opening. 1. Filter insert can not be cleaned and should be replaced every week. 2. When film or sticky sediment stains emerge, please replace the filter
It is recommended to replace the filter after a maximum of one week to achieve the best results.
High-quality materials: Made of activated carbon and non-woven melt-blown filter cloth, 5 layers filter system effectively keep away from PM2.5 and a range of airborne contaminants
Fast delivery, US warehouse delivery, USPS delivery within 7 days.