The Columbia Men's Delta Ridge Down Vest is a down filled layering piece to prevent the chilly weather from getting the best of you. Hike-worthy as well as in-town adventures, 650 fill power down and a Omni-Heat thermal reflective lining surround your core, while arms Are left free. No restrictions and warmth without overheating. Packable in case you need to toss it into your pack and plenty of heat under a shell. Features of the Columbia Men's Delta Ridge Down Vest Omni-Heat thermal reflective Heat seal construction RDS certified down Water resistant fabric 650 Fill power down Insulation Binding at armhole and hem Chin guard Zippered hand pockets Fabric Details 100% Polyester