With supportive cushioning built for a smooth run, the Nike InfinityRN 4 is a brand-new take on a familiar favourite. It's made from our all-new Nike ReactX foam, which gives you 13% more energy return compared to 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 with Nike React foam. It's the kind of shoe that can grant you that priceless peace of mind to go faster and further, thanks to an intuitive design that supports every stride. *The carbon footprint of ReactX is based on a cradle-to-gate assessment reviewed by PRé Sustainability B. V. and Intertek China. Other midsole components such as airbags, plates or other foam formulations were not considered. Behind the design::When you gotta go, you gotta go. This special design celebrates the attention-grabbing silent supporters in the crowd, the life-saving pit stops that provide both relief and peace on your path.,What's new about the Nike InfinityRN 4?::This 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.,Cushioning: super-high::The more cushioning you have underfoot, the softer and more comfortable your running experience can be. Cushioning helps soften the impact as your feet hit the ground. ReactX foam gives you an incredibly smooth feeling, helping you push your limits.,Support: high::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. A curved outsole helps your foot rock smoothly from heel to toe and through your stride to footstrike. It makes every step feel more natural and adds 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.,Responsiveness: moderate::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, responsive shoes help give you slightly more spring in your step to get more out of your run. ReactX foam gives you +13% energy return compared with React foam, helping you stay fresh and bouncy during your run. More benefits::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. Style: FN4265; Color: Noise Aqua/Geode Teal/Earth; Size: 11.5; Gender: Male; Age Group: adult | Nike InfinityRN 4 PRM Men's Road Running Shoes Size 11.5 (Blue)