Whenever someone trains with Eliud Kipchoge, they're asked to plant a tree at his base camp to signify their growth. The sockliner graphics mimic that growth with branches moving forward towards the front of the shoe. The red clay color fade nods to the Kenyan dirt that stains the shoes when training. The font is a play on African trees that have fractal-like patterns on the surfaces.Upgraded breathable engineered mesh upperReactX foam midsole surrounds forefoot and heel Air Zoom units for an energized ride.Signature waffle-inspired rubber outsole for traction and flexibilityPlush collar tongue and sockliner for a secure and comfortable fitWhat's new? All-new ReactX foam midsole is 13% more responsive than previous React technology.Crafted for performance and planet, ReactX foam is engineered to reduce its carbon footprint by at least 43% in a pair of midsoles due to reduced manufacturing process energy compared to prior React foam. The carbon footprint of ReactX is based on cradle-to-gate assessment reviewed by PRe Sustainability B.V and Intertek China. Other midsole components such as airbags, plates or other foam formulations were not considered. More Details