Nike Men's ZoomX Dragonfly Track Distance Spikes The Dragonfly is for the barrier breakers, the flurry finishers who refuse to give in to the elements. It’s our fastest distance spike on the track built to go off-road, one that recently made its medal-winning presence known on the world stage. ZoomX foam adds a jolt of energy return while a wider base helps give you peace of mind in inclement conditions.