The department was created specifically to develop the next generation of ACG performance products alongside the people who will actually put them through their paces. Now Nike is pulling back the curtain on the ACG Kigerfly, honouring the athletes who helped take it from an unknown prototype to the race course, the runners who trusted something new before the world ever saw it became part of the development process itself. The process turned the Kigerfly from an experimental frame into a race-ready shoe shaped by athletes competing at the sharp end of trail running. “They [ACG Kigerfly] make running feel fun and have become the shoe I reach for. The All Conditions Racing Department will continue racing in the Kigerfly, with more podium appearances expected around the world.