What is the surface of XXX made of?
Venus Callipyge
The Venus Callipyge, also known as the Aphrodite Kallipygos (Greek: Ἀφροδίτη Καλλίπυγος) or the Callipygian Venus, all literally meaning ``Venus (or Aphrodite) of the beautiful buttocks'', is an Ancient Roman marble statue, thought to be a copy of an older Greek original.
marble