Far from it, the 3D maneuver gear require incredible strength in order to be effectively used, it's mentioned a large number of recruits die while training to use it (Someone did the math and found it wouldn't actually be possibly for the human body to actually sustain the forces but that's for another story). Here is an image the mangaka drew of her without the uniform which is far from what is being cosplayed.  http://imagizer.imageshack.us/a/img19/5073/1345601403983.png