When your trail running goals take you far and wide, you need a shoe that keeps you comfy all day long without weighing you down. Together, you'll be ready to glide through any long-distance challenge. Long-distance performance The Contagrip outsole ups the traction, while the SensiFit wings gently wrap your foot as the kilometers fly by. Responsive ride Get that irresistible rolling feel from our Energy Surge midsole and new rocker shape.