Certified Protection : It's a Certified mask (when used with supplied filters) tested in a Certified lab.
Durable and Extreme Comfortable: Washable anti dust mask made of 100% cotton
Superior Protection For PM 2.5 Particles: Anti pollution mask with a high efficiency
The Best Health Care & Widely Use: The air pollution mask ideal for dust, germs, allergies, smoke, pollution, ash, pollen,crafts,gardening,travel,anonymity,outdoor sports,haze day protection,pets & pet grooming sanding & drywall in bus,industry,household,hospital,public places etc.