Images via adidas adidas’ X CRAZYFAST boot is already one of the speediest silhouettes on the market, and a big tech update takes a leaf out of their running shoes’ book to ensure these studs are leaps and bounds ahead of the rest.The X CRAZYFAST STRUNG+ utilises adidas’ STRUNG technology found in some of the brand’s record-breaking running shoes. The knitted upper creates an adaptive fit for full support and improved touch on the ball.Combine the lightweight tech with the X CRAZYFAST’s SPEEDFRAME, they’re designed for quick directional changes and control at even top speeds. This boot is the only option for players blessed with explosive speed.The boots are available to purchase on the adidas website and select retailers.Take a closer look at the boots below.