Before enter the contest, I decided to have something to show.
After seeing all the regionals costumes from every province of Spain (52 provincies, almost every one have is own costume or even more than one) I pick Andalucia and its 8 provinces.
The first idea was a dress/suit that represented the 8 provinces or had something to represent them (for example: 1 pin for each province), but as soon as I started the project I discarded it, for some reason it always looks like a bullfighter, and I know that the Bullfighting is one of the big clichés of Spain, even when most Spaniards hate it.
Now knowing this, I chose Seville and Huelva since both have the flamenco dress as the regional costume.
So the idea is to make an armor that looks like a flamenco dress. Here is the first concepts: