The Men’s Ostro Fleece has been designed to be combined with the Ostro Windproof Jacket to provide maximum versatility and flexibility for the widest range of activities from wild camper to city dweller! When worn alone, the Ostro Fleece offers protection against the elements while remaining cool because of its high air permeability and exceptional breathability. New Men’s Ostro Fleece. Simple, close-fitting hood that will fit well under a helmet. 5 pockets in total all lined with mesh pump liner to help move moisture – 1 zipped, secure internal chest pocket sized for compass or valuables – 2 handwarmer pockets with one-way concealed zip – 2 internal drop pockets. Off centre zip to avoid bulk when layering and aid comfort around the mouth area. Curved back hem protects lower back. Simple cuffs which can be pushed up for cooling. Athletic fit. Designed to be combined with the Men’s Ostro Windproof Jacket. Perfect when moving between different environments and temperature. 379g.