タイトルまたは説明

Polyurethane mask (anti haze mask). The color is black red, gray, white, blue, green, pink and yellow. It is composed of mask and chip (melt blown film), which is beautiful and elegant.
This product has the following characteristics:
The filtration rate of PM2.5, pollen inhibition rate and E. coli resistance rate were more than *1%, *7% and *6%, respectively.
It has honeycomb micro pores which can't be compared with traditional sponge and ordinary polyurethane. The average pore diameter is 0.*2mm, and the coverage area is *8% of the mask. It can effectively filter fine particles and is not stuffy.