In hot summer, the wind blowing from somewhere cools our body's sweat and heat and changes our mood from discomfort to freshness. With this experience, we wanted to design a new and cool neckband fan. As a result, we were able to design the product that appears the unique characteristic of cold but refined metal materials. This new neckband fan will provide a new experience for urban users who are looking for coolness on hot days and the trendy style at the same time.