The i-Run team says
Technologies
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FORMFIT
The FORMFIT system addresses every point of contact with the foot, far beyond the laces, to ensure a customized fit and feel.
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SPEEDROLL
The revolutionary SPEEDROLL technology propels you forward at high speed for exceptional results.
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PWRRUN
You benefit from a pleasant surge of energy and a delightful rebound. The thickness of the cushioning provides smoothness and speed to each of your strides.
