InfinityRN 4 Shoe Size:8.5 and you're sure to shine

and you're sure to shine after dark

designed with enhanced traction so you can go off the beaten path if you want to

Stay in RhythmCarbon fiber plate delivers a propulsive sensation and a smooth transition at a variety of paces

Nike AeroBill technology combines breathability with sweat-wicking comfort to help reduce distractions

Designed to improve visibility in low-light conditions

InfinityRN 4 Shoe Size:8.5 and you're sure to shineWith supportive cushioning built for a smooth run, the Nike InfinityRN 4 is a brand new take on a familiar favorite. It's made from our all new Nike ReactX foam, which gives you 13% more energy return compared with Nike React foam, to help you stay fresh and bouncy. (What's more? Nike ReactX reduces its carbon footprint in a pair of midsoles by at least 43% compared to Nike React foam.*) We coupled the ReactX foam with Nike Running's best fitting