Ultra 6 Ultimate FgKick into sixth gear with ULTRA 6. Featuring an updated, engineered mesh upper, its a football boot that feels and plays like a finely tuned machine at your feet. The SPEEDSYSTEM outsole and FastTrax stud design are precision engineered to take you from kick off to back of the net faster than you can say: lights out. On the pitch, when every second count, you can count on ULTRA.