New and improved, the Streakfly 2 is here to enhance your race day performance. A familiar lightweight upper arrives in 'Ghost' and 'Persian Violet', while underfoot, an all-new full-length carbon-fibre Flyplate delivers an energetic propulsion to fuel your run mile after mile. The midsole is crafted from Nike's most responsive foam, ZoomX, for a high energy return, which is supported by a thin, sticky outsole for optimal traction. | HF6416-001, Textile & Synthetic Upper/Synthetic Sole. Shop the Nike Streakfly 2 'Prototype Ghost Blue Violet'. Upgrade your sneakers collection today! Closure:lacing. Toe type:round toe. Nike ZoomX StreakFly 2 Ghost Persian Violet Blue Lightning Blue Void.