We’ve already given you a sneak peek at a handful of upcoming Ultra Boost colorways for the new year (See Here) and adding on to the solid list, is the Adidas Ultra Boost 3.0 Mystery Grey. The new colorway offers a grey iteration in the 3.0 series, alongside clear cages that compliment the theme. No word on what date these will release but stay tuned with Modern Notoriety for more news here.