Nike Zoom Ja Fly 4 Unisex Racing Shoes Bright Crimson/Washed Coral/Hyper Orange

Details:

• Plan to break your own records in competitions from 60 to 400 metres
• Updated upper with an even lighter and more resistant seamless mesh that guarantees constant ventilation and greater support
• Completely renewed sole plate with strategically stiffer zones that release energy throughout the race and with 7 removable studs for reliable grip
• Side heat-sealed TPU inserts that allow the foot to always remain in position
• Thin racing tongue not integrated into the structure
• Lacing system with flat and shaped laces to better manage the pressure on the back of the foot and to prevent them from easily undoing
• Lightly padded and flexible shell able to reduce pressure on the Achilles tendon
• Non-removable insole
• Bits and key included