It's the un-official uniform of young Brazilian women, so most young women from Brazil treat their bodies like temples.
Most Brazilian babes are obsessive about their workouts and diet.
According to these Brazilian models they just got lucky and there are many more back home as pretty as them or even prettier who just weren't as lucky or perhaps interested in modeling.
So, girls from Brazil usually will dress up for a date.
Yes, there has to be some chemistry, but Brazilian women are looking for something that is hard to find in Rio or Sao Paulo - a guy who is not obsessed with his own ego, honor, and standing in the eyes of his friends.