Gorewear Fernflow Thermo Jacket - Black Mens LargeGorewear Fernflow Thermo Jacket Black Mens Large. Whether youre riding trails tackling cross country routes or cruising through the city this warm and breathable jacket is built for comfort in cold shifting conditions. Made from recycled woven thermal fleece its designed to layer under a Gore Tex shell and tailored for upright cycling positions with thoughtful features that enhance fit function and visibility. Recycled thermal fleece provides warmth