New With Box, No Box Lid! 100% Authentic, Firm Price! Nike React Infinity Run Flyknit 2 By You Custom Women's Shoes. The Nike React Infinity Run Flyknit 2 By You continues to help keep you running. A refreshed upper uses Flywire technology that combines with Flyknit for support and breathability where you need it. The high foam heights provide soft responsiveness and long-lasting comfort. It's still one of our most tested shoes, designed to help you feel the potential. Women's Size 6