T The fast fashion industry has become one of the largest contributors to textile wasteworldwide due to high clothing production, rapidly changing fashion trends, andconsumer behavior that encourages excessive clothing purchases. the lack ofengaging and interactive educational media has resulted in relatively low publicawareness, particularly among generation z, regarding the environmental impactsof fast fashion. this study aims to design an interactive educational medium aboutfast fashion waste through the x social media platform using a visualcommunication design approach. the research employed a descriptive qualitativemethod with 5w+1h analysis, while the design process adopted the designthinking approach, focusing on the empathize, define, and ideate stages. data werecollected through literature review and observation of educational content as wellas the characteristics of the x platform. the research resulted in the developmentof a visual identity, educational threads, infographics, polls, community features,and various interactive contents tailored to the characteristics of the targetaudience. the implementation of the media demonstrated audience engagementthrough impressions, likes, reposts, replies, bookmarks, and participation indiscussions and polls. these findings indicate that the integration of the x platform,visual communication strategies, and interactive features can serve as an effectiveeducational medium to improve public understanding and awareness of theenvironmental impacts of fast fashion waste while encouraging more sustainablefashion consumption behavior.keywords: fast fashion, textile w