If I pull that off will you die?
>>36547520
Yo're not a big guy
>>36547520
>essentially breathing through an $80 straw
>>36548194
yeah retards who buy this
just get a noseplug and a box of straws from walmart like i do and save $75
>>36548212
b-but memes ;_;
>>36548212
I'm not wrong though. If you use these masks to simulate high-altitude training you should kill yourself. However, if you use them for pushing anaerobic exercise then that's fine.
>>36548258
i know you're not