adidas Ultra Boost fans get another colorway option to look forward to, strengthening the already solid lineup of options with this new “Mystery Grey” edition. The stylish running sneaker features various shades of grey across the upper, highlighted by the heathered, almost “Oreo”-like treatment of the Primeknit textile weave for a neutral, yet bold look. Is this one of the best Ultra Boost colorways yet? Take a good look here and then go find a pair while they last at select adidas retailers like Rise right now.