Who is Koyi Mateil?

This is Koyi Mateil

Are they real or are they just spectacular?

Koyi Mateil made a brief appearance in Revenge of the Sith during the scene at the Galaxies Opera House.

The scene was notable for being when Palpatine revealed to Anakin he could help save Padme from dying and now infamously supplying the knowledge that Twi'leks are no strangers to getting breast implants...