It is acrylic-glass composite, so it should be more scratch resistant than pure acrylic. And it's glass flakes so they can use hardest glass available. However

It is acrylic-glass composite, so it should be more scratch resistant than pure acrylic. And it's glass flakes so they can use hardest glass available. However scratches are only aesthetic defect and can be prevented by foldable phone case. Cracked screens are much bigger practical issue.