K-ring:
The height difference between the back and front of the sole is 10mm.
Kalenji technologies
Up'bar: TPE (Pebax®) component located under the sole to enhance the speed (acceleration) of the shoe.K-Only: Exclusive Kalenji technology that makes our shoes suitable for every kind of running stride.K-ring: The K-ring is an exclusive rear cushioning technology in the form of a ring located in the heel. The hole in the middle disperses the shockwave. New sole component: improves shock absorption by 34%, energy release +25% and better stability at the T°.
If you are looking for a lightweight fast shoe with cushioning that is perfectly suited to training and competition (10km to marathon distance) this shoe is made for you!