Fetal surface.
That would be a fabric called satin. Satin has a smooth, shiny front side due to its weaving technique, while the back side is duller and rougher.
It goes shiny and smooth.
use conditioner, it's gonna make your hairs shiny and smooth.
The placenta can be located anywhere in the uterus.
Placenta is good for you rhair. I tried it and it made it shiny and thicker.
It isn't.... take water for example it isn't "smooth" or "shiny" but has reflective properties
obsidian
Shiny and smooth.
mica
Because it is a metal and can be polished to a smooth shiny surface.
gloss
gleaming chromed refulgent effulgent lustrous glistening reflective polished shiny-smooth brilliant crystalline candy diamantine