Informal preppy style, derived from the uniforms of elite American schools, is a more contemporary way of dressing. It retains the classic elements of traditional items such as suits, polo shirts, and skirts, but adds a rebellious and energetic touch by incorporating outdoor, casual, avant-garde elements, and vibrant colors. They mix and match shirts, uniform suits, knitwear with skirts, vintage sneakers, baseball jackets, and other casual items, without being overly constrained by design.

The base series includes base shirts and base pants, which are key products for the development of girls' autumn and winter season. The fabrics not only provide warmth but also incorporate fashionable textures, presenting a trend of both inner and outer wear. This report focuses on the popular silhouette of girls' base series at present, combining popular fabric textures to provide suitable fabric directions for the development of clothing companies' 24/25 autumn and winter girls' base series, as well as a reference guide for fabric companies' fabric displays.

This article analyzes and extends the silhouette trends of the 24/25 autumn-winter Korean-style boys' sets, focusing on three popular styles. The Korean-style minimalist suits tend to have a loose and dropped shoulder silhouette, with a focus on positioning prints. The streetwear sets lean toward an oversized silhouette, with a key focus on the application of text sequences in patterns. In the comfortable home style, the emphasis is on warm underwear and shirt-style lounge sets.

Base layers have strong warmth and practicality, keeping the body temperature warm and comfortable in autumn and winter seasons. They are one of the core development items for autumn and winter seasons. The base layers are usually made of elastic and stretchy fabrics, which makes the clothing fit the body curve better and allows for better flexibility and mobility. The combination of simple lines, classic styles, scalloped edges, ruffled collars, puffed sleeves, three-dimensional decorations, and printed patterns meets the fashion needs of girls while increasing the visual appeal of the clothing, presenting a trend that can be matched both inside and outside.

In the theme of Wandering Adventure, consumers are "leisurely travelers" filled with elitism and humanistic care, pursuing low-key and reserved high-level spiritual needs. They are good at contemplating and exploring the essence of life, which is reflected in their preference for clothing with an emphasis on quality and practicality. Fabrics with a luxurious texture and detailed changes are used to satisfy their daily aesthetic needs. According to their lifestyle, fabric recommendations and combinations are made for three scenarios: urban commuting, relaxed leisure, and social gatherings.

Natural Optimism is a way to find solace and support in the depths of our souls through pursuing and creating beautiful environments and natural forces. As urbanization and modernization accelerate, people's lives become increasingly fast-paced, and physical and mental health problems present more challenges and pressures. In this context, people are more concerned with seeking natural power and wisdom to solve their physical and mental problems, which generates a new way of life known as natural optimism. This trend involves experiencing and integrating with nature, utilizing its powerful self-regulation and regenerative abilities to help people better cope with the negative impacts of modern urbanization, achieve self-healing of the body and mind, and find perfect harmony.

Looking at representative brands and similar style brands, in the 24/25 Fall/Winter suit category, the trend of modern and avant-garde shaped silhouettes that are suitable for commuting leads to new trends. Especially the commonly used female design techniques such as Oversize and cropped suits bring a new visual effect to the suit category. In addition, there are everyday comfortable suits, jacket suits, etc., these design techniques break the monotony of suit design, increase the fashion and design sense of the suit category, and better reflect personality and unique temperament.

The cold colors of the urban environment, gray-toned buildings, fast-moving subways, and crowded strangers are a portrait of urban commuters' exhaustion, as if their souls have been numbed and devoid of vitality. This topic mainly explores the color matching trends for the 24/25 autumn and winter seasons, with office workers as the main consumer group, emphasizing the importance of the five senses to future consumption. It also uses irony to encourage and empathize with the pressures of contemporary workplaces. As consumers continue to speak out in the digital age, it is expected that "resistance culture" will become stronger in the next 5-10 years, redefining the value of life and turning towards a slow and minimalist consumption that emphasizes durability, protection, and functionality.