This report provides an analysis of consumer behavior in the fashion industry, focusing on tweenagers in the United Kingdom and Russia. It explores consumer motivation and behavior, considering psychological factors such as attitude, beliefs, perception, and learning. The report includes a detailed primary research component to understand the preferences of consumers in these regions, acknowledging the influence of culture on buying decisions. The fashion industry's overview in both countries is presented, highlighting the impact of social media and the challenges faced by designers. The report concludes with recommendations for marketers, emphasizing the importance of tailoring fashion trends to respect cultural nuances and effectively manipulate purchasing decisions by offering the right products to the target group. The secondary research delves into market metrics, including market size, demographics, psychographics, and socio-cultural factors, to provide a comprehensive understanding of the fashion landscape for tweenagers in the UK and Russia.