Material:
25 g/ polypropylene out layer
25 g/BFE 98 meltblow filter
25g/ polypropylene inner side
Style:
--with earloop,3-ply
--adjustable 10.5cm nose piece plastic nose wire/aluminium nose wire
-- high filtration effiency exceed 95%
Feature:
#non-toxic, non-irritating
#no stimulus to human skin
#filter pollen, dust and bacteria
#lightweight and superior breathable
#competitive price and professional service