Lenovo is doing a major rebrand of Motorola - from dropping the "Motorola" name itself (in favor of "Lenovo Moto") to dropping the Moto X as a flagship. The new Moto Z will feature a modular design, which among other things will be used to easily customize the back. Several backs were photographed - from "ballistic nylon" (like the Moto X Force) through leather and a couple of wood options. Motorola's modular Project Ara stayed at Google when Lenovo bought the company, but it seems the new owner is not impartial to modular designs. This one is distinct from both Ara's and LG's...
Source: http://www.gsmarena.com/moto_z_backs_to_add_xlike_class_with_leather_wood_and_more-news-18648.php
