Key Specifications/Special Features:•BREATHABLE - Disposable dust mask N95 can dehumidify and ventilate; it can effectively remove hot and humid gas, while preventing haze, ultra-low breathing resistance, more comfortable to wear, help to remove air, reduce heat and moisture accumulation, and glasses will not fog•COMFORTABLE DEGISN - Our N95 respirator face mask has a built-in sponge strip device to enhance the seal of the mask, closer to the face, and the adjustable and soft nose clip provides a comfortable and safe seal. Hooked elastic belt fits most people, even with glasses•EFFECTIVE PROTECTION - The inner layer is a PP non-woven protective layer that can contact the skin-zero irritation to the skin and block harmful gases. Filter layer can help filter odor in the air, and effectively filter formaldehyde, PM2.5, second-hand smoke, etc.•WIDELY USED - The n95 respirator mask is suitable for outdoor cycling enthusiasts, home improvement, DIY projects, construction, cleaning, gardening, etc. After testing, all filter efficiency indicators are above 99%, effective dustproof, PM2, irritating gases, haze, particulate matter, Allergies, pollen, car exhaust, bacteria, etc•GUARANTEED: Your purchase is fully protected when you order today. If you are not satisfied with mouth mask, contact us any time.16yrs ,developed lots of masks to different country Big factory with daily capacity of 3million