This is a dance costume called "EL Cold Lights Luminous Dance Costumes Complete Set."

It consists of two people wearing black and green neon lights costumes, standing in a dark room.

The design of this costume is inspired by electronic music and modern dance, making it look very unique and fashionable.

When wearing this set, people can experience a strong visual impact and a unique artistic atmosphere.

This costume not only has a sense of fashion but also expresses people's pursuit and love for modern culture and art.