Vlach colonization of Silesian Beskids began in the late 15th century roughly at the time when Brenna was first mentioned in 1490. It peaked in two following centuries. The group now shares a lot of cultural traits with other Gorals of Western Carpathians stemming from a common way of living from shepherding in mountainous pastures, but they are also characterised by various different cultural and spiritual elements like dialect, believes, customs, costume etc.