There will be 3 types, compact (painting and dust use recommended irl)
Half-way, (I have one, from Russia, sometimes it blocks out raidiation irl)
Serious-mask, Full-head (blocks out cehmical biohazards irl)
Pics anyone,
Compact:

Half-way:

Serious-mask:
Please note that I do NOT have these so I have no clue about them