● Single use only. Conform to Chinese Test Standard GB2626:2006.
● Three-dimensional foldable design, adjustable nose clip, and high-quality elastic ear loop to protect your ears.
● Non-toxic and non-irritating material.
● The product consists of 5 layers protection; provide high particle and bacteria filtration efficiency.
● Particle Filtration Efficiency(PFE): GB 2626 ≥95%.
● Prevent bacteria, dust, pollen, airborne chemical particulate, smoke and mist.