>>35264050It's skin, anon. A very, very pale skin that is blue due to lack of pigmentation. There is no glass, but they have visors since they are not used to the intense Alola Sun.
Considering that whites of their eyes are clearly white and Phyco's glorious moustache and beard have no restriction for movement and also - characters are capable of talking since nothing is restricting their lower jaw:
blue skin.
Also, bonus art from concept.
