By 1400, the armor workshops of Milan, Italy, led by families like the Missaglias, mastered the production of full 'white armor.' Crafted from highly polished, heat-treated carbon steel, this style abandoned textile coverings entirely. It utilized a system of smooth, curved, overlapping plates that completely encased the body, designed specifically to deflect lance points and sword blows through calculated geometric curvature. This innovation established Milan as the military fashion capital of Europe.

The immaculate, mirror-like quality of Milanese white armor became a major motif in Renaissance courtly poetry. Italian epic poets like Boiardo and Ariosto used these polished, light-catching steel suits as allegorical representations of chivalric honor, clarity of soul, and martial perfection in their romantic epics.