And not way women are written or the contrast with the way male characters are designed or even good old fashioned misogyny.
Because men

(Minoan warriors)
have never

(ancient Egyptian warriors)
worn anything

(Early Hastati)
skimpy

(the Dying Gaul)
or impractical

(French soldier)
into battle

(Zulu warrior 1940s)
Ever

(German landsknechts)
At all

(Maori warriors… who just FYI are the reason New Zealand is founded on a treaty and not a constitution)
Ever

(early Spartan Hoplite)
Nope, no seemingly impractical or skimpy outfits on warriors. What a silly idea.

(Mayan warrior)