fabric-and-synthetic Lace closure Continental Rubber outsole for extraordinary traction in wet and dry conditions Responsive Boost midsole Stabilising Torsion Spring Lightweight and adaptive SHOES WITH ENDLESS ENERGY FOR LONG CITY RUNS. Running reinvented. These high-performance neutral running shoes deliver unrivaled comfort and energy return. The lightweight and propulsive shoes have a seamless knit upper that's engineered with motion weave technology to provide stretch while also holding your foot in place as you run. The second-skin fit follows the shape of your foot to reduce pressure points.