Redesigned upper reduces bulk Engineered mesh in key zones for lightweight, breathable comfort Padded collar delivers extra comfort Sturdy heel clip delivers added support Responsive React foam cushioning is super smooth Rocker design on outsole supports the foot at every point in your stride Rubber outsole for lasting durability The Nike React Miler 3 is imported. Designed and created using runner-informed data from a brand with a long, proud heritage on the track, the Men's Nike React Miler 3 Running Shoes are a comfortable and durable platform for your daily miles. Lightweight cushioning and a rocker design on the outsole offer support for every part of your stride, while a snug engineered mesh upper and heel clip keep your feet stable while you pound the pavement or treadmill.