Cyclon is the performance shoe for skyraces and off-road racing on technical terrain at medium distance. The result of research and development between La Sportiva and BOA®, it is a product that guarantees stability, precion and a perfect fit thanks to the new Dynamic Cage™ powered bythe BOA® Fit System that works in synergy with 3 different elements of the upper for perfect binding and stability of the foot for a safe and precise downhill run. The heart of the lacing system is the internal Dynamic Flap™ that wraps the foot and is activated instantly and precisely via the BOA® Fit System with one effortless hand movement.