地铁里，没有人穿高跟鞋了

Core Viewpoint - The article discusses the declining relevance and acceptance of high heels in professional settings, particularly among female employees, highlighting a shift towards comfort and practicality in fashion choices [4][10][20]. Group 1: Changing Attitudes Towards High Heels - There is a growing movement against the expectation for flight attendants to wear high heels, with several airlines allowing "flat shoe freedom" [4][10]. - High heels, once seen as a symbol of professionalism and elegance, are now viewed as a "beautiful torture" due to their negative health impacts [11][20]. - The pandemic has accelerated the acceptance of casual and comfortable attire, leading to a decline in the traditional dress code that included high heels [9][12]. Group 2: Fashion Trends and Consumer Preferences - Current fashion trends favor comfort and versatility, with styles like "urban outdoor" and "gender-neutral dressing" gaining popularity [14][15]. - High heels are increasingly seen as incompatible with modern fashion sensibilities, which prioritize practicality and multi-functionality [16][20]. - The rise of alternative footwear options such as sneakers and loafers reflects a broader cultural shift away from high heels [12][24]. Group 3: Market Dynamics and Business Implications - Sales of high heels have been declining, with a reported annual decrease of 1.5% to 2% from 2019 to 2023 [23][24]. - Brands like Christian Louboutin are diversifying their product lines to include non-heel options, indicating a strategic shift in response to changing consumer preferences [22][24]. - The footwear market is witnessing a concentration of sales among a few leading brands, while many traditional high heel brands struggle to maintain profitability [25][26].