The i-Run team says
Technologies
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PWRTRAC
Solid and adhesive rubber, offering exceptional grip and optimal abrasion resistance.
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PWRRUN+
The PWRRUN+ cushioning provides the comfort and energy you need to cover as many miles as you desire.
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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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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.
