The chapter explores the trend of modernizing traditional Chinese attire like Hanfu with polyester fiber for practicality and sun protection purposes. It discusses the rising popularity of incorporating traditional Hanfu elements into modern clothing and the fashion trend of using specific garments for sun protection rather than just for fashion, highlighting various methods like face-kinis, spandex swimsuits, and hats. The conversation also delves into the importance of balancing sun exposure for Vitamin D production with the use of sunscreen for preventing overexposure.