The i-Run team says
Technologies
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META-FLEX
"Flex zone" at the front of the sole at the metatarsal level that allows for forefoot striking and facilitates foot roll.
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Semelle intérieure BOOMERANG
Offers 40% more bounce than traditional insoles.
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GRAPHENE-GRIP
The GRAPHENE-GRIP rubber ensures exceptional traction along with perfect adhesion.
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POWERFLOW MAX
Foam that offers excellent cushioning and a lively bounce.
