The renders in the video are based on the marketing shots detailing the contents of the Moto Razr 2019 package leaked a few weeks ago. Additionally we get a closer look at the hinge system that uses dual gears to smooth out the screen fold, plus previews of possible red, black and blue color variants.
https://www.notebookcheck.net/Leaked-Moto-Razr-2019-video-shows-detailed-folding-mechanism.420793.0.html