Thank you for viewing. I strive for honest, prompt, and pleasant transactions. Thank you for your consideration. Brand New Product: 23cm Nike Running Shoes DR2670-004 ReactX Infinity Run 4 Brand: NIKE (Nike) Model Number: DR2670-004 Product Name: Wmns ReactX INFINITYRUN 4 (Women's ReactX Infinity Run 4) Color: Black Size: 23.0cm (US6) Offset: 9mm New with Box Exceptional cushioning provides a higher level of comfort for everyday running. Experience the soft, rocking chair-structured platform with the new ReactX foam underfoot. The exceptionally comfortable collar and tongue provide a pleasant fit. Furthermore, this version adds a water-resistant membrane. Keeps you dry. The higher the responsiveness of the shoes, the better the energy return with each stride. Whether you want to run a little faster or just a little easier, highly responsive shoes push your feet with a light bounce. You'll feel a spring unlike anything you've experienced before. ReactX foam provides 13% more energy return compared to React foam. It allows for tireless, bouncy running. The water-repellent lining on the toes keeps you dry even when the weather changes suddenly.