Blast Off With the ZoomIf you're trying to increase your take-off during sprints, the Nike Men's Zoom JA Fly 3 will not only boost your speed, but also your look. You'll stride down the track with unrivaled style.Ultra Sleek Performance for LessWith lightweight spikes, breathable woven construction, and a sturdy sole, the Zoom JA Fly 3 is a sprinter's performance shoe that gets you race-ready. As the spikes dig into the track, the Phylon midsole cushions you and the Pebax plates provide support. A seamless toe-cap gives every step power, and an asymmetrical tongue wraps around your foot for a tight, secure feel. These performance-focused features come into play to keep your mind on your race and off your feet all the way across the finish line.Nike Men's Zoom JA Fly 3 features:• Woven upper construction creates a fit that's flexible and breathable.• Asymmetrical tongue eliminates irritation by wrapping around the foot.• The heel sits low to reduce pressure on the Achilles tendon.• Low-profile Phylon™ midsole wedge keeps the foot cushioned and creates a smooth transition from heel to toe.• Eight-spike Pebax® plate has both stiff and flexible areas.• Includes a set of 1/4” pyramid spikes and a wrench for adjusting.• Wt. 6.6 oz.