Ootd is the abbreviation of "one-day clothes", which refers to the clothes you wear every day. Nowadays, ootd is becoming more and more popular and has become a unique cultural phenomenon on social media. Many fashion bloggers, celebrities and ordinary people share their ootd and record it through photos or videos to share their fashion styles and inspirations.

Ootd's pop culture has spread rapidly with the popularity of social media. On Instagram, the tag #ootd has more than 250 million photos. Ootd has become one of the best ways for many fashion lovers and bloggers to show their dress styles. Many young people like to express their fashion attitudes and personality characteristics through ootd, and they also hope to get praise and attention from their friends.

Ootd is not only a fashion phenomenon, but also has a great influence on the fashion industry. Many fashion brands began to cooperate with bloggers and fashionistas to promote their products and enhance their brand image. At the same time, ootd has also attracted people's attention to sustainable fashion and fast fashion. More people begin to pay attention to clothes made of environmentally friendly materials, and at the same time pay more attention to brands that protect workers' interests in the production process. Ootd is more and more closely connected with the fashion industry, which also brings new vitality and opportunities to the industry.