China Five Layers Breathable Muzzle Mask to Prevent Dust Haze

KN95 mask
Per GB2626-2006 standard, KN95 is a mask for dust protection, which can filter out more than 95% of particles larger than 0.3 microns.The main materials of KN95 are non-woven cloth and melt blown cloth, which are widely used for protection against haze and dust.It has features of four layer thickness protection design, and low respiratory resistance.When wearing the mask, unwrap it and attach the strap to the ear. Press down the sides of the mask and make it fit the face well.