You don't need an Iron Man HELMET.
You're not Iron Man.
The Big Bang Theory Season 6, Episode 9
You still have to wear a HELMET.
The Big Bang Theory Season 1, Episode 15
Give me back my Iron Man HELMET.
The Big Bang Theory Season 6, Episode 9
Oh, the HELMET will sense that
and stop the experiment.
The Big Bang Theory Season 12, Episode 5
I need an extractor HELMET.
Westworld Season 2, Episode 7