Nike InfinityRN 4 Women's Road Running Shoes (DR2670-001, Black/Dark Grey/White) Size 5.5
Origin: ImportedSole material: RubberOuter material: Flyknit tongue, water-repellent liner , MeshClosure type: Lace-UpStyle#: DR2670-001This version of the Nike InfinityRN 4 still provides a plush and smooth ride, with the new ReactX foam delivering more support. The revamped Flyknit upper and wider toe box help your foot feel stable and secure.The more cushioning that you have underfoot, the softer and more plush your running experience can be. Cushioning helps soften impact as your feet hit the ground.The more supportive the shoe, the more stability it can give to your natural stride. A combination of tuned support and intentionally placed cushioning helps you feel secure with every step. efficiency to your run, helping you waste less energy as you hit your stride. A new internal Flyknit fit band (like a rubber band around the middle of your foot) offers elastic, secure support.The more responsive the shoe, the more energy return you can get back with each step. Whether you want to run a little bit faster or with a little less effort, you +13% energy return compared to React foam, helping you stay fresh and bouncy during your run.