The hybrid jacket for running in the cold Whether as a high-performance outer layer for running in cold weather (who doesn't like a little warmer at the start?) or to wear on the way to the track, the Run Easy Warm Hybrid Jacket is as versatile as your training.The Run Easy Warm Hybrid Jacket is as versatile as your running. The lightweight fabric with recycled G-Loft insulation fibres and the soft, warm and breathable fleece lining with honeycomb finish provide maximum comfort: The perfect running jacket for moderate pace or when autumn slowly turns the leaves colourful Versatile and extremely stylish - the motivation booster in any weather.