What is this thing?
>>208946
I want to say that its a drinking straw but nah... is that a gas mask? Can you remove it?
>>208976
It's a pilot's mask. I can't remove it.
>>209013
Ask here >>>/k/31744194
>>208946
Is it a stopper for the hole beneath it? Maybe to stop shit falling into the air supply hose when not in use?