This is a traditional Chinese ancient swordsman costume named "Feihong Huanglongpao", which is the Hanfu male attire of the Qin Dynasty in ancient China.

The design inspiration of this costume comes from the ancient Chinese martial arts culture, showing the bravery and might of ancient Chinese warriors.

It uses yellow and dragon patterns as the main colors, symbolizing the royal dignity and authority.

At the same time, this costume also incorporates elements of ancient Chinese clothing, such as robes and belts, showcasing the charm and uniqueness of ancient Chinese culture.

Wearing this costume is like traveling back to ancient China and experiencing the style and atmosphere of that era.