Nike ReactX, Crafting a Future Where Performance Meets Planet

July 24, 2023
1 min read
Nike ReactX
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Gracefully dancing the fine line between high-performance and planet preservation, Nike ReactX has pirouetted into the spotlight. It heralds a transformative epoch in the realm of athletic gear, proffering a palpable harmony between performance and sustainability.

Nike ReactX, a thrilling beacon of innovation that emanates from the pulsating heart of Nike Running. Nike ReactX foam, the masterstroke of this revolution, shatters conventions and dares to push boundaries, making its grand debut in the Nike InfinityRN 4.

Nike ReactX

Nike ReactX ventures into uncharted territories of technological innovation, striving to carve out its carbon footprint without compromising performance. Compared to its predecessor, the React foam, the ReactX has reengineered the entire concept, promising a significant decrease in the midsoles’ carbon footprint by a staggering 43%. This reduction is courtesy of a leaner energy consumption during manufacturing, while also amplifying energy return by an impressive 13%.

This intricate dance between performance and environmental impact that the ReactX foam performs is no mean feat, but rather an artistic marvel of sports engineering. Broadly speaking, the industry uses two conventional foam-making methods: injection or compression molding. While the former is simpler and therefore kinder to our planet, it has been criticized for being less beneficial performance-wise. Compression molding, conversely, offers more responsive foams with superior energy return but at a daunting environmental cost.

Nike ReactX

The pursuit of the golden middle ground between these two has spurred the creation of the ReactX foam. This hybrid was meticulously researched, developed, and tested over an arduous span of five years. It has eventually given birth to an innovative formulation that strikes the perfect balance.

Nike‘s masterminds managed to put the material through an injection process, circumventing the usual environmental pitfall of compression molding. The outcome? A new breed of foam that boasts higher energy return without leaving an alarming carbon trail.

The brilliance of Nike ReactX is further augmented by pairing the groundbreaking foam with a fresh-off-the-drawing-board Nike Flyknit upper. This pioneering duo promises optimum airflow, supreme breathability, unmatched flexibility, and a containment that is soft yet supportive due to a foam collar. The Flyknit upper has reduced the waste footprint by a commendable 60% compared to traditional footwear-upper manufacturing. Furthermore, it also boasts a revamp featuring increased toe volume, a robust midfoot support system, and a water-resistant liner.

Nike ReactX

Nike’s InfinityRN 4, powered by the ReactX, globally launched on July 13 and is now available on and select retailers.

Click on this link to read this article in French version

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