It is unknown years in the distant future. Earth has suffered a major catastrophe while it's outlying colonies remain unscathed. when at last earth returns to space, it finds itself facing against a foe with overwhelming technological superiority. humans from mars.
This is my own world, and my own suit of Armour. this is the basic model, for grunts on space ships, where rapid decompression is an expected consequence of war. especially aboard the flimsy Terran ships.
and no, this is NOT a female version of Iron man. All Maritain military gear has red on it.