100% Polyester, one size fit for men & women.
Size: 5.1″ X 6.9″, Suitable For Most Kids Boys Girls, With Adjustable Buckle And Elastic Ear Loops.
Package include 2 face covers & 4 filter.
This ma-sk can protect your face and lips from soot, cold, allergies, fog and haze, exhaust gas and low temperature, allergic substances and so on
It is recommended to wash by hand and do not bleach.