Gambesons in roman times?

[Draugr the Greedy]

I'm just observing that in no way is what he's wearing described to be quilted. Once again, it is tied tightly, taking the role of the quilting. I am confident you'd be able to wear 27 thin tunics if you tied them

The verb doesn't simply mean "tied". It can also mean "laced" or "stitched" or "quilted". You can't rely on translations for this kind of research.

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If that is the case, that changes things.