The hexagonal edge of graphene forms a medical Nano-knife, which can effectively cut the surface of viruses and bacteria. It causes the cytoplasm of viruses and bacteria to leak, metabolic disorders and death.
Our face masks are manufactured by factory on CDC list. Our KN95 face mask is approved for EUA (Emergency Use Authorization by FDA). Our factory is medical device and facility registered with FDA, and got CE certification, ISO 9001, SGS test verification.