Nike Ja Fly 4 - Unisex Sprint Track Spikes

Please note: Sizing is listed in men's. To obtain a women's size, order 1.5 sizes smaller than your normal women's size. E.g. Men's 7.5US is a women's 9US.

The ultra-lightweight Nike Ja Fly 4 sprint track spikes have quickly become a secret weapon for elite athletes competing in 60 - 400m distances.

According to Nike, the Ja Fly 4 weighs in 9% less than its predecessor, making it the lightest sprint spike in the Nike family.

Upper:

• Engineered woven upper provides a comfortable and secure fit that conforms to the shape of your foot for a second-skin feel
• Notched laces allow for a race-ready lockdown with just-right stretch, ensuring a snug and supportive fit during high-speed sprints

Outsole:

• The computational designed hexagonal plate provides optimal rigidity for high-speed performance, delivering a powerful push-off and explosive acceleration with every stride
• The spike configuration has been strategically placed to provide maximum traction and grip on the track, helping you maintain your speed and control during races