Flyknit upper with Flywire technology offers stable, supportive breathability Lace-up construction with loop at the heel Cushioned collar for added comfort Nike React technology is super lightweight and offer flexible support and cushioning with every step Reduced material between the insole and midsole for close foot contact to the Nike React foam Increased rubber on outsole for durability and traction on pavement Built to help reduce running injuries, the next model of the famed Nike React Infinity Run Flyknit is here and better than ever. When your next outdoor jaunt or indoor training session needs unmatched comfort, stability and support, reach for the Nike Women's React Infinity Run Flyknit 2. Comfort foam cushioning and a new Flyknit upper team up to lock you in and keep you going the distance. Product Code: CT2423-102