Globalization means that all of the countries on the world affect each other like there are no borders between them in both economical and cultural ways. Fashion is one of the biggest sector that support uniformity most and at the same time show effects of globalization. Dissemination of fashion is achieved with the development of technology and increasing of the mass media communication on the world. Blue jean, it is also called "kot" in Turkey, became a symbol of the popular culture, freedom and comfort even in its historical development. With the verified and developed blue jean fashion there is a special language between young people and they represent their feelings with blue jeans. This study is focused on the globalization and its effects on the dress-finery and fashion with the blue jeans which is one of the symbols of the popular culture.