Disposable mask, regular size, pack of 50 4562272140533 1 box (pack of 50)

The built-in electrostatic filter effectively protects against pollen and dust. Breathable material makes it easy to breathe. Viral droplet collection efficiency test, fine particle filtration efficiency test, bacterial droplet collection efficiency test: 99% cut (measured by Kaken Test Center) Materials: Body/polypropylene, ear loop/woolly spandex, nose fit/polyethylene Country of Origin: China Dimensions: 90mm x 175mm Color: White Performance: Virus droplet collection efficiency test, particle filtration efficiency test, bacterial droplet collection efficiency test/99% cut (measured by Kaken Test Center)