弯刀裤，优衣库的新镰刀

Core Viewpoint - The "bent knife pants" have become a controversial yet popular fashion item, generating nearly 300 million views on social media platform Xiaohongshu, indicating a significant trend in the fashion industry for the fall and winter season [1][6]. Group 1: Product Characteristics - The bent knife pants feature a unique design with a tight waist and a leg shape that expands at the knee before tapering at the ankle, making them challenging to wear for many body types [3][4]. - The pants are particularly selective regarding the wearer's body shape, requiring specific proportions to avoid an unflattering appearance [3][4]. Group 2: Market Performance - Despite mixed consumer opinions, the bent knife pants have gained substantial popularity, becoming a trending item across various platforms, including fashion shows and social media [6][9]. - The pants have been recognized as a "blue ocean category" in the women's autumn fashion report by the platform Dewu, highlighting their strong sales performance [6]. Group 3: Brand Strategy - Uniqlo has strategically positioned the bent knife pants as a key product, launching multiple variations and marketing them heavily, which has contributed to a significant increase in sales and brand visibility [9][16]. - The brand's shift towards more fashionable and form-fitting styles has been a response to declining sales in previous years, with the bent knife pants playing a crucial role in revitalizing consumer interest [12][13]. Group 4: Historical Context - The design of bent knife pants can be traced back to the 1990s, with a resurgence in popularity attributed to various fashion designers and brands over the years, particularly Lemaire [7][9]. - The current trend reflects a cyclical nature in fashion, where styles re-emerge after a period of dormancy, appealing to a new generation of consumers [9].