Feature(may vary by option.)
●You can use it as a dust mask by setting the included holder, cap and filter
[Black Medium]
Description
The eyepiece is made of styrene elastomer that feels good on the skin. No harmful substances when burned. This mask has passed the national certification of a replaceable dust-proof mask and direct connection small disinfection mask on one side. Uses: Oil mist (wet polishing work, etc.), earth stone rocks (excavation, dust work, etc.); National inspection classification RL1.