B Duck Limited CNY 3D Medical Mask Size M

 10pcs per box (All individual packages) Size in 208x81mm , Open_175x110mm Breathing Resistance 2.4mmH2O All production process are manipulated in Hong Kong Dustproof, water proof and comfortable Carefully select hypo-sensitive materials Excellent permeability No latex No glass fiber Please refer to the package for the expiration date Keep it under the cool and dry places