adidas f50 adizero TRX FG leather shoes - Electricity/black shoeThe Adidas F50 has always been the world's fastest soccer cleat, well now it's also the world's smartest. This F50 Leather adiZero includes the miCoach Speed Cell. MiCoach is changing the game, giving you the ability to track your performance during a match or training session by tracking and uploading your performance in regards to speed, maximum speed, number of sprints, distance, distance at high intensity levels and time.The F50 adizero is one the most popular soccer shoes around. An unmistakable look with unsurpassed performance. A comfortable, super lightweight soccer shoe with great touch and traction. What more could you ask for from a soccer shoe?Upper: Goleo calf-leather vamp for a snug fit and a lightweight upper.Inlay: Delivered with the ultra light sock liner in the shoe. Additionally, a second pair of comfort sock liners are included.Outsole: The sprint frame construction uses geometrical learning and a new stud shape to offer the perfect balance between light weight and stability.