When Jean Louis looks to Dolores room, there is a bottle of Oil which is called Fula. This is a Portuguese brand of Oil and the bottle design as it shows in the movie is from the 21st century.
Nevertheless, the fact that a Portuguese brand appears in a movie about Spanish maids is interesting. Whether if it was on purpose or not, it's a time mistake, but a good product placement.
In the street, most (if not all) men wear hats, caps or Basque berets. In France, most men stopped wearing headgear in the 1950s (in cities at least). By 1960, the vast majority of men were hatless.