Environmental problems are emerging as a global issue. In response, environmental sustainability that focuses on social and ethical values is gradually expanding and becoming more important in the fashion industry and thus should be closely studied. The purpose of this study is to have a cultural understanding of the concept of sustainability by using Korean traditional clothing, Hanbok; to propose new decorative cultural products with a touch of modern feel utilizing old Hanbok, This study will help to educate consumers on sustainable fashion, reduce Hanbok waste, and promote development of eco-friendly items.