Structure: The non-woven fabric and melt-blown (nonwoven) cotton bottom, The filter fabric are formed by folding, hot pressing and sewing the elastic belt.
Main Performance: Three layer filter design, dust proof rate of more than 95%, soft and comfortable without stimulation
Scope of Application: It is suitable for air pollution protection and anti-bacterial odor in civil daily environment. Children should ware it under the supervision of adults
Type and specification: Flat earloop
Size: Adult | One Size Fits All
Quantity: 20 pcs