Based On A Running Shoe Champ From The ’90S, The Nike Md Runner 2 Keeps All Of The Original Details, Mixing A Super-Breathable Mesh Upper With Suede Overlays And Phylon Foam In The Midsole For Lightweight Cushioning. Breathable Mesh Upper With Suede Overlays For Added Durability. Injected Phylon Midsole Reduces Weight, Increases Cushioning. Big Iconic Swoosh Design For Style.