Landscape Protection is one of theme color trends for A/W 20/21 released by POP in 2019, which focuses on natural ecology. The nature provides an organic and comfortable palette. And inspired by nature lovers, architects and philosophers, bamboo and deep lichen green are key colors. The peaceful and natural palette allows people to escape from short-term pressure through observation and reflection. Environmentally-friendly grey, peat, beet red and natural light khaki are integrated to be more eco-friendly and create a comfortable tranquil beauty.

In 2020, the sudden outbreak of the NCP has brought a new challenge to human beings and brought great changes to people's lifestyle and life attitude. And designers are also inspired by that. After the outbreak, people need an item that combines trendy elements with functional protection. The functional protective style is integrated into practicality and functional aesthetics, redefining the functional menswear market. It is so popular with young consumers with its unique style that it becomes a hot design direction for menswear after the outbreak.

The outbreak leads us to realize the importance of improving our own immunity. During the outbreak, people have to stay at home, and they have plenty of time but nothing to do. Thus some indoor sports like yoga and meditation gain much attention, and their unique fabrics and comfort also draw much attention.

Denim is getting increasingly popular. And the cinematic aesthetics of Once Upon A Time In Hollywood has inspired emphasis on durable denim look. Catering to the revival of retro style, in S/S 2021, designers adhere to the nonchalant and sincere attitudes of the late 1970s and 1980s, use the retro keynote to add novel elements to unsalable and recycled denim, apply primitive elements to enhance the indigo denim texture, and utilize the improvement of laser and ozone to display the denim charm of natural original ecology and to bring close to the aesthetic perception of the natural environment. Reactive dyed denim, soft denim and eco-friendly denim jacquard are integrated with soft practical style, adding modern elegance and enduring vitality to new femininity.

Actually, when Chinese designers integrate their own design style, personality and life attitude into their designs, the Chinese fashion is born. With the arrival of the new century, people will gradually shift their focus from living in the present and recalling the past to the future due to their confusion and longing for the future. Thus the futuristic and technical functional style will be an important developing direction for S/S 2021. The strongly functional deconstructed T-shirts and fashionable hooded T-shirts are worthy of attention in S/S 2021.

In S/S 2021, denim returns back in classic styles, brings more possibilities to consumers, and creates mix & match looks. This season is dominated by classic styles, classic appearance and eco-friendly washing. Cycling shorts and distressed straight jeans are washed and well-fitting to create an urban style. Voluminous flares and high-waist loose trousers return back with the retro trend. Holes and exaggerated fringes can create a leisure and young look. The style is both daily practical and avant-garde.

Crafts of women's trousers start from a new perspective. Main changes lie in the waistband, silhouette and leg openings. Different parts of trousers are decorated by buttoned slit, self-cloth knot or layered crinkles.

As the power women style returns, modern womenswear draws more attention from the market. And the bottom pays more attention to silhouette and functionality instead of street wear. Therefore, trousers will combine tailoring with the loose silhouette, emphasizing the leisure and practical style.

Jeans are a hundred years old, but they still look young. Their vitality and changeable styles make them ever-lasting in the fashion industry. Jeans have come a long way from the workers' uniform to the symbol of youthful rebellion, then to the high fashion item. And its invention is also quite interesting.

With the continuous rise of Chinese fashion brands, more and more youngsters begin to be interested in Chinese fashion items. As one important item, trousers are more diversified to meet various demands. Gathered-ankle trousers become the necessary style for fashionistas through multiple designs. Gathered-ankle trousers with a drawstring and functional trousers with decorative pockets become important directions. Workwear trousers create a more casual and nonchalant vibe through fabrics, patterns and details.

Designs in the waist become the mainstream of S/S 2021 men's business leisure trousers, so designers aim at the waist or the waistline. High-waist is the most important part, together with pleats, spliced materials, a soft string as well as the belt with a toggle clip inspired by sailors, to create a brand-new and softer business urban appearance.

Plastic-free Coast, one of S/S 2020 color trend themes released by POP in December 2018, starts from protecting marine life. The ocean is the birthplace of life, but now we dump plastic in it. To protect the ocean is to save life. According to the UN's latest statistics, the annual output of plastic reaches more than 0.3 billion tons, and half of it is disposable. If we don't take action now, there will be more plastic than fish by 2050. We call for a plastic-free coast and a clean sea.

Gathered-ankle pants have a design sense because of the gathered leg opening. The wide and narrow line changes display the tensile force of the style. And the popular pants become one of the hottest silhouettes in A/W 20/21 because they are practical, cosy and versatile. The loose silhouette is the key development direction. Denim gathered-ankle pants focus on environmental protection. Gathered-ankle pants with spliced side seams have a stronger high street sense and will lead the retro style in this season. Camouflage gathered-ankle pants come back with the creative design, and become the hot silhouette in this season.

Under the trend of comfort, the silhouette of trousers is developing towards the direction of looseness and comfort. Wide leg structure, the strong contrast of gathered placement, the retro Disco flares and jumpsuits will be key trends in A/W 20/21.

Leggings are derived from fitness pants, also called as the underwear. They are once out of people's view because of the circular trend. In 2012, designers redesigned the fitness pants and a new kind of pants was born- leggings. Leggings are made for wearing short skirts, anti-exposure and tight wearing. Silhouettes include pantyhose, tampered leggings, anchored leggings, slight flares, sportif tight leggings, mock-layered leggings. The sportif leggings are popular and become an necessary item for girls.

Trousers are one of the most usual items and are favored by consumers in each season. The athleisure style is influencing the development of trousers. The bold opening in the knee, the hidden folded splicing, the diversified deconstruction in the waist, the non-mainstream cutting, the sportif color-blocking and the elastic waist bring more fresh elements to the athleisure trousers.

The sportif style is the unfailing topic in fashion industry. Compared to the professional sportswear, the athleisure wear which is daily and sportif becomes the necessary item. In S/S 2021, the athleisure trousers are still hot and become the popular silhouette of many brands and catwalks. Combining with the heated environmentalism, renewable materials and functionality, trousers in this season are pretty functional and high-street, and become one of the most popular styles.

With the popularity of environmental awareness, the uncolored denim with the comfortable appearance, the denim with distressed patches, the surface printing and the reflective pressed film become a new trend. In addition, severe washes are expressed in the denim items of DIOR and become the high-proportion denim craft.

Unique and close-fitting qualities are coveted by active women. The functionality of leggings play a key role. High adaptability is a highlight. The super elastic fabric are multi-functional. Meanwhile, side seam cutouts, tapes and others add a statement-making aesthetic.

Survival, need and extreme desires for self-expression are driving human to adapt to the next phase of evolution, and transhumanism(H+) comes into being. Stephen Hawking predicted that a superhuman race superior to the average human in terms of intelligence, longevity and immunity would rise. In late 2018, the world's first gene-edited baby was born in Shenzhen, China, which aroused controversy about medical ethics, technical risk and behaviour boundaries of scientists. Alita: Battle Angel released in early 2019 tells how the cyborg girl Alita finds and redeems herself. All there suggest that the future people are discussing about may have arrived.

For A/W 20/21, fashion functionality is the driving force, and it will be more prevalent in womenwear markets. Color blocking on the inside sporty functional pants adds newness. Functional pockets and sweat pants exhibit the combo of wearability and innovation.