The adidas f 50 soccer shoe features a kangaroo leather upper in the kicking area. The adidas f 50 has a sock construction of super light, breathable, durable, high water-resistant special textile material. It features an innovative lace cover and speed lace system. FusionFram system allows you to customize your boot for the exact feel, stability and performance desired. The chassis, with unique performance properties, can be easily interchanged to customize your boots based on playing conditions and on your personal playing style. Switch between lightweight, professional, and comfort chassis. Two-piece outsole with Traxion provides optimal comfort. The adidas f 50 easy change system allows the player to quick-change their studs without screws.