As the world watches for the transition of power on Inauguration Day, the fashion industry eyes the ensembles of the first ladies.

First lady Melania Trump made a fashion statement with the wide-brimmed hat she wore to the President Trump's inauguration. NBC News' Valerie Castro has more on the fashion of inauguration day.

First lady Melania Trump stood behind President-elect Donald Trump as he took the oath of office Monday. The navy blue boater hat she wore covered her eyes almost entirely, which she paired with a double-breasted coat and a pencil skirt in the same color.

Melania Trump wore a custom look -- a strapless white gown with a geometric black trim and a small slit -- to the inaugural ball Monday night, completing her series of the day's outfits with a show-stopper from her own stylist. The first lady completed the look with a black choker and white heels.

Javits, who is best known for his stylish visors and fedoras made with Squishee, a man-made, lightweight material with sun-proof protection, told the Miami Herald that he was “very grateful” the former model chose him for the big day.

Melania Trump and Jill Biden both wore outfits by American designers to Donald Trump's inauguration.

First lady Melania Trump gestures during the inaugural parade inside Capital One Arena on the inauguration day of U.S. President Donald Trump's second presidential term, in Washington, U.S. January 20,

Eric Javits also noted how women in the past wore wide-brimmed hats to set boundaries "so no one would try" to kiss them.

The first lady wore a striking black-and-white gown, designed by her longtime stylist Herve Pierre, for three inaugural balls -- the Commander in Chief Ball, Liberty Ball and Starlight Ball -- held on the evening of Jan.