InfinityRN 4 Shoe Size:6 The Fresh Foam X midsole

The Fresh Foam X midsole cushioning is built for smooth transitions from landing to push-off

It’s been reengineered to get after it even harder

A responsive EVOLyte® carbon fiber cap and two layers of AeroSpring Rebound foam combine to deliver exceptional comfort and smooth and efficient energy transfer through your gait from foot strike to toe off

This immortal is responsibly constructed with at least 50% recycled material by weight while maintaining its tried-and-true everyday ethos

Details: Decorative stitching

InfinityRN 4 Shoe Size:6 The Fresh Foam X midsoleWith 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