Stay on your feet with soft and supportive cushioning, built to help keep you on the run. A wider forefoot and higher foam stacks help shield you from recurring attrition, giving you the peace of mind to pound the pavement every day. The springy responsiveness will surprise you too, adding an element of pure speed to 1 of our most tested shoes to help you go longer, faster and further than ever. Nike React technology is a lightweight, durable foam that delivers a smooth, responsive ride. Fully adjustable Flyknit tongue can be pulled out for a style perspective or toggled and tailored to different types of runs. It works with Flywire to create that just-right sensation of comfort and security. Non-knit collar is made from super-soft foam that complements the Flyknit. An advanced Flyknit upper provides breathability where you need it most. It's strong and durable, helping to keep your foot secure with every mile. Flywire technology offers extra support and stability through the midfoot. Increased rubber on the outsole helps deliver traction and durability. Cushioned collar provides soft comfort. A wide shape provides a more stable ride, helping release energy with every step.