That is really very important question that fashion is now world wide. Now day's fashion have rich beyond country. Means that now day's fashion is not stay only one country. It is far away of one national boundaries. Because fashion tag is now world wide every one know each-other fashion. And they also follow other country fashion. Fashion is not surrounded to any boundary. Like this day's we see many fashion shows that all is start new fashion trends that why they all kind of fashion shows are organized in many different parts of world according it's culture.
So that is absolutely right that fashion is now world wide everyone follow any fashion which is in trend. It is a prat of our life. Normally fashion is depend that particular time and customer demand. What kind of fashion customer want to use or want kind of clothes they want to wear. So that is normally customer choose.