A go-to for serious cold, The Thorium&';s the one you reach for when you need the warmth of down to keep you comfortable outside. Created for efficient performance, comfort, and durability, it&';s filled with warm, lofty responsibly-sourced 750 fill-power grey goose down and has a lightweight, abrasion-resistant Arato(TM) 30 nylon shell. Down Composite Mapping(TM) strategically places Coreloft(TM) synthetic insulation in areas prone to moisture, a bio-derived liner reduces petroleum use, a DWR treatment repels water, and multiple pockets provide storage.Weight 470g / 1 lb 0.6 ozFit RegularActivity Around Town / All Round / Travel/Commute