Nike Motion Blur PackThe new Mercurial Vapor turns out to be one of the best shoes in its category. Combining science and design, Nike has developed a revolutionary new shoe, in which all components have a single purpose : a maximum speed!The innovative new Mercurial Vapor XI is made with Teijin upper, an extremely thin and flexible material that provides a feel and an unrivaled touch on the ball. The outermost part of the upper is made with specific channels to increase the level of friction between the shoe and the ball. The front part of the shoe is designed with a low profile that allows a better control and increases the power of launch. Externally finally the upper is covered with a layer of All Conditions Control (ACC) for an excellent and explosive game in the most arduous conditions.The tab is integrated in the shoe. Thanks to the laces designed specifically for this shoe, it fits perfectly to the foot ensuring exceptional comfort.The innovation of Nike does not end here! Even the sole is upset and revolutionized! With its new structure, the sole adapts perfectly to the foot. It is made with curved shape and nylon materials, 40% lighter yet more durable than carbon soles that characterized the previous lines. In the front part of the shoe there is also the Split-Toe function that guarantees a maximum flexibility.The notching is also improved. Nike has created a new stud configuration that facilitate the control and stability of the foot during the changes of direction, while increasing the speed. The new studs have a new format, a new composition and a new form. Willing if the shoe and the foot need more grip on the ground, the cleats are also angled to provide maximum acceleration at the same time favoring an immediate deceleration, making changes of direction even easier and faster.FG (Firm Ground) studs configuration suitable for solid ground with natural grass.