The adidas Ultra Boost 3.0 'Mystery Grey' was introduced in March 2017, boasting a sleek greyscale design. The shoe features a translucent grey cage and a black heel cup, creating a visually appealing contrast. Furthermore, the Boost midsole is white, offering maximum comfort and cushioning. The outsole is made of black Continental rubber, providing excellent traction. Overall, this release is a perfect combination of style and performance.