These awards are given to the best projects aimed at combating climate change, in favor of sustainability and technological innovation, which Letizia supports, sometimes using clothes made according to these criteria.

Queen Letizia / Photo: Getty Images

This evening, the queen wore a long linen and viscose dress from Zara, worth about 40 euros. The queen paired it with a black leather belt from Boss, earth pumps from Aquazzura and dangling earrings with emeralds from Tous jewelry.

Letizia's hair was loose and perfectly aligned. It has a shiny and healthy appearance, it is clear that the queen takes care of it. Although the gray strand, as before, does not paint over.

Queen Letizia / Photo: Getty Images

Recently, we recalled, we talked about royals who do not dye their hair, preferring natural gray.