adidas X Crazyfast + FG Solar Energy - Solar Yellow/Core Black/Footwear White, size 37⅓

X Crazyfast is developed for the athlete who wants to be faster than ever and the masterpiece with the unique fit from adidas, will undoubtedly revolutionize speed boots forever Innovative Aeropacity Speedskin+ mono-mesh upper that is only reinforced with Aerocage+ technology exactly where it is absolutely most needed, and the model therefore feels as light as it looks Classic adaptive lacing system and edge of soft, comfortable Primeknit, which makes it easy for all foot types to get into the boots quickly and provides unparalleled comfort The 3D molded heel structure gives a vacuum sensation, provides stable support and keeps the foot against the sole even during acceleration Speedframe outsole with an optimized stud system incorporated, which ensures propulsion and explosive speed without delay Upper part consisting of a minimum of 50% recycled material, which is a further step towards a greener future FG studs for natural grass pitches. Weight: 175 grams