Nike Zoom Train Incredibly Fast - Mens Shoes - Regular Training - Cool Grey/Black/Industrial Blue.From the Flywire technology to the Zoom Air unit, the Nike Zoom Train Incredibly Fast Shoe has been designed with comfort and responsiveness in mind.. The Nike Zoom Train Incredibly Fast shoes feature Flywire technology that crosses together to create a chain-link pattern for a secure, locked-in fit that provides support during lateral movements. The upper also benefits from mesh for ventilation and flexible support where it is needed the most. The midsole is constructed using a compression-moulded Phylon foam, which delivers a truly responsive ride. The Zoom Air unit in the forefoot adds low-profile and responsive cushioning.Finally, the zonal rubber outsole paired with an aggressive traction pattern creates exceptional grip.Features Include:Flywire technology features a chain-link pattern for a locked-down fit.Zoom Air unit in the forefoot for low-profile responsive cushioning.Compression-moulded Phylon delivers a responsive ride.Strategically placed skins create a lightweight fit that is durable and stable enough for intense training.Mesh forefoot for ventilation and support where you need it most.Zonal rubber outsole with an aggressive traction pattern provides excellent grip.