- USA Gundam Face Mask PN 2.5 filter
These masks feature a plastic filter on front, USA Gundam logo, These masks can help filter out germs, odors, and plastic particles while you build kits!
PN 2.5 filter in-bedded in washable mask.
PM2.5 refers to atmospheric particulate matter (PM) that have a diameter of less than 2.5 micrometers, which is about 3% the diameter of a human hair.
Mask can be washed