I-RUN Running Trail Fitness
Nike Ja Fly 4
Nike Ja Fly 4
86.00 €
Nike Ja Fly 4
Nike Ja Fly 4
Nike Ja Fly 4
Nike Ja Fly 4
  • Use: Intensive (more than twice a week)
  • Weight of runner: Under 75kg
  • Rebound: Excellent
  • Shock absorption: Excellent
  • Shoe weight: 135g

Nike Ja Fly 4

86.00 €
You save 38%
Recommended retail price by the brand 140.0€ Recommended price
Please make sure to check the size guide before making your choice.
Please select your shoe size.
3 models available:
  • Nike Ja Fly 4
    86 €
  • Nike Ja Fly 4
    91 €

The i-Run team says

The Nike Ja Fly 4 Athletic Shoe for men propels you to break your speed records in all your sprint events, with or without obstacles.

Nike Ja Fly 4, for which type of athlete?

The Ja Fly 4 track spike is aimed at athletes practicing sprinting, from beginners to advanced.

The Nike Ja Fly 4, for what use?

Suitable for track sprint competitions and regular training.

The Nike Ja Fly 4 shoe, for what distance?

It is recommended for sprint events ranging from 60 m to 400 m and also for hurdles.

Nike Ja Fly 4, for what use?

+ The Nike Ja Fly 4 spike is Nike's lightest sprint model.

+ A spike without a carbon plate but that provides good flexibility and dynamism thanks to its hexagonal cells.

- The Zoom Ja Fly 4 spike is not intended for long distances (middle-distance / long-distance)

Why choose the Nike Ja Fly 4 athletic shoe?

It is designed for the specific needs of sprinting:

  • Lightweight spike
  • Pebax plate more rigid in key zones: propulsion and traction
  • Breathable woven upper for better support

Nike Ja Fly 4, what's new?

Compared to the previous model, the Nike Ja Fly 3 offers:

  • Reduced weight
  • A new, more flexible woven upper that provides more support: the upper part of the shoe that wraps the foot
  • A computer-designed Pebax plate that provides more rigidity in key areas
  • Slightly elastic "straight" Nike Racing laces that lock the foot

Features of the Nike Ja Fly 4 spike

  • Cushioning of the Ja Fly 4

The model does not have specific cushioning as it is intended for sprinting and maximum track sensation.

  • Upper of the Ja Fly 4

The redesigned woven upper enhances security and support with a lighter weight than its previous version and offers more breathability.

  • Outsole of the Ja Fly 4

The new plate, featuring computer-designed hexagons, provides rigidity in key areas to push off from the starting line and maintain your speed.

  • 7 removable spikes: traction and support
  • Spikes and key included
  • Non-removable insole
  • Weight observed at i-Run: 135g in size 42
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Size guide • Nike

Measure your foot length.

Match the final measurement with the size chart below to find your EU shoe size.

>> Scroll the chart horizontally to view more sizes.

How to measure foot length:

  • 1 Take a sheet of paper and place it on the floor, with one edge against a wall.
  • 2 Stand on the paper with your heel touching the wall. Mark the tip of the big toe and the outermost part of the heel.
  • 3 Measure the distance from the edge of the paper to the mark. Use this measurement to find your ideal size in the chart
What if the size doesn't fit?

You have 30 days from the delivery date to return the product. If the size doesn't fit due to an error on our part, we will cover the return shipping costs. Otherwise, return shipping will be at your expense.

Please select your shoe size.

Nike - Ja Fly 4

Please select your shoe size.