Motorola has launched five new Style Shells that are made out of a combination of Gorilla Glass 5 and polycarbonate. These can be mounted on the back of any of the Motorola devices that supports Moto Mods. Retro Stripe Overlapping Triangles Graphic Flowers Expressive Curves Colored Leaves The new Style Shells come in five patterns, Retro Stripe, Overlapping Triangles, Graphic Flowers, Expressive Curves, and Colored Leaves. These new glass variants join the existing wood and nylon options. Being made out of glass does make them bit more fragile than the other...
Source: https://www.gsmarena.com/motorolas_newest_style_shells_are_made_out_of_gorilla_glass-news-29426.php