The sole of SPEEDCROSS 5 has larger lugs with more space and an updated geometry, delivering better push-off grip and braking grip, in all surface conditions. The heel unit of SPEEDCROSS 5 creates a cradle for your heel, ensuring clean foot strike and stability through the stride. SPEEDCROSS 5 uses a completely welded upper, with dissociated sensifit arms. it moves more naturally with your foot, and dials in the comfort.