This is the world's fastest, lightest football boot, period. The adidas F50 adizero hits the pitch with the look of Messi and a revolutionary lightweight SprintSkin upper, designed for superior ball-feel and speed. At 165g, this F50 leaves the competition far behind. *SPRINTSKIN single-layer synthetic upper for great ball feel with less weight; TPU bottom frame reinforces upper and prevents abrasion *Ultralight sockliner; Comes with second pair of comfort sockliners *Internal TPU support bands for increased stability and support in lateral and medial movements *Sprint frame construction offers the perfect balance of light weight and stability *X-TRAXION clip-in system for adaptable grip on soft terrain