Disposable three-layer masks are made of two layers of fiber non-woven fabrics that are professionally used for medical and health, and an additional layer in the middle has a filter germ of 99% or more. Plastic strip, without any metal, with v…
Disposable three-layer masks are made of two layers of fiber non-woven fabrics that are professionally used for medical and health, and an additional layer in the middle has a filter germ of 99% or more. Plastic strip, without any metal, with v…
