At World Cup matches, fans are increasingly seen not just with national flags and team jerseys, but also with gourd cups and metal straws, sharing sips of yerba mate as they passionately support their teams.
This caffeinated beverage, a cultural staple in several South American nations, has transcended its origins, spreading globally with soccer's multicultural reach. Its popularity has surged even in the United States, becoming a preferred drink for star athletes both on and off the field.
