The Corefire Down WINDSTOPPER® Jacket is a high-performance insulated jacket designed for extreme cold, wind, and alpine conditions. Combining premium 550-fill goose down with Heatseeker™ Eco Pro synthetic insulation in strategic areas, it delivers warmth without bulk. The jacket’s WINDSTOPPER® shell is fully windproof and water-resistant, keeping you comfortable in harsh weather. Thoughtfully engineered for skiing, mountaineering, and cold-weather adventures, it offers mobility, ventilation, and technical features for on-mountain performance. Key Features WINDSTOPPER® Shell: 100% recycled polyester with durable water-repellent finish, fully windproof to block harsh alpine winds. Insulation: 550-fill RDS-certified goose down in the main body for warmth, with Heatseeker™ Eco Pro synthetic insulation in the hood, side panels, and underarms for consistent warmth in damp or variable conditions. Helmet-Compatible Hood: Adjustable and insulated to fit over a helmet. Temperature Regulation: Underarm vents allow airflow when activity heats you up. Pockets: Secure-zip hand pockets, chest pocket, wrist pocket with goggle wipe, and internal drop-in storage. Adjustability: Internal hem cinch-cord and snap-away powder skirt help seal out snow. Fit: Standard fit, true to size for comfortable layering. Technical Specs Shell Fabric: WINDSTOPPER® 50D, 95 g/m², 100% recycled polyester with non-PFC DWR finish. Insulation: 550-fill goose down (main body), 80 g Heatseeker™ Eco Pro synthetic (hood, side panels, underarms). Center Back Length: Approx. 30.75″. Weight: Lightweight for a down jacket with technical features. Use Case: Alpine skiing, winter mountaineering, extreme cold and windy conditions. Why You’ll Love It Superior wind protection in extreme conditions. Warmth and comfort with a combination of natural down and synthetic insulation. Ski- and mountaineering-specific features like powder skirt, vents, and helmet hood. Environmentally conscious materials without compromising performance.