A facemask is a loose-fitting, disposable device that creates a sical barrier between the mouth and nose of the wearer and potential contaminants in the immediate environment.If worn properly, a facemask is meant to help block large-particle droplets, splashes, sprays or splatter that may contain germs (viruses and bacteria), keeping it from reaching your mouth and nose.* Multi layer filter structure protection* Ear style* Comfortable and breathable* Good protective effect* With Cold flow exhalation valve* Soft * Elastic elastic headband* Soft sponge nose pad* Aluminum adjustable nose clip..