The Nike Ja Fly 4 is a track shoe suitable for achieving your personal records in every race, from 60 to 400 meters. Nike's lightest track racing shoe features a redesigned surface for greater stiffness and a renewed upper for better airflow, allowing you to focus on giving your best performance.

• The renewed, woven upper offers security and foot support with significantly lighter weight than the Ja Fly 3, but with better airflow.
• Explosive start.
• The all-new surface with hexagonal patterns provides stiffness at the right points.
• The lightweight Nike Racing laces feature a notched design and slightly elastic composition, offering a secure fit in all weather conditions.