Nikes supportive and high stack daily runner returns, with updates to upper, midsole and outsole, for a brand new ReactX Infinity Run Flyknit 4 GORETEX in Ashen SlateFootball GreyLight Pumice, that offers you the peace of mind to go further and faster. The Nike ReactX Infinity Run Flyknit 4 GORETEX uses new ReactX foam, which offers 13 more energy return than the previous version, with a 43 lower carbon footprint, for a more sustainable, and more efficient stride.That midsole is shaped for efficiency and support, with a curving outsole to rock you through the transition, and a geometry with tuned support and focused cushioning.The upper also provides a stable and secure fit, as well as having a GORETEX layer to help keep water on the outside, and a heathered foam collar to help keep your ankles warm.Finally, a waffle outsole with increased rubber provides improved durability and traction. Put together, these components make a more environmental, more efficient, and more comfortable feel that has the durability to last all the miles you will want to put into them. ReactX foam gives you an incredibly smooth feeling Updated Flyknit gives you a stable, secure feel. More room in the toe box adds comfort Waffle outsole provides durable traction Flyknit tongue is adjustable and plush Foam collar is soft and supportive to the touch Increased rubber at the outsole gives traction and durability GORETEX waterproof lining in upper Please note If you havent purchased this product before, we recommend you go up half a size to achieve the perfect fit. Nike React Infinity Run 4 Gore-Tex Ashen Slate Light Pumice Dark Smoke Grey Football Grey. Shop the Nike React Infinity Run 4 Gore-Tex 'Ashen Slate Football Grey'. Upgrade your sneakers collection today! Closure:lacing. Toe type:round toe.