BRI Breathing Dust Mouth Mask for Air Pollution KN95 Medical Mask 50Pack

Filtration>95% Safety Masks is designed to offer more protection than standard disposable 3-Ply masks.
LIGHTWEIGHT and FOLDABLE: The vertical folding design and overall lightweight structure make this mask easy to store and carry.
SMOOTH BREATHING: Flexible metal fastening strip ensures optimal sealing between the bridge of the nose and the mask.
5 layers of protection 50Pcs.

BRI KN95 protective mask,Ergonomic design of 3D model, satisfying different needs of different facial forms.Evenly and densely distributed vents on the surface, mild-to-skin fabrics inside.Breathable and not irritating,Well resistant to haze, dust at construction site,scraping in cotton spinning workshop, and pollen in spring and summer.
BRI KN95 protective face maskmakes every breath safe.