STORMTECH H2XTREME® 5,000/5,000 Waterproof / Breathable Outer Shell, Temperature Rating: Extreme Cold (0°C to -20°C), Fully Sealed Seams, Zip-Out Polyfill Liner with Removable Sleeves, Mid-Length Parka Center Front Placket with Elastic Gusset & Snaps with Velcro®, Chest & Upper Sleeve Yokes, Front Welted Panels with Zippered Pockets, Underarm Zippered Vents, Inside Zippered Pocket, Adjustable Velcro® Cuff Tabs, Zippered Bicep Pocket, Adjustable, Detachable Hood, 100% Polyester with Taffeta Lining, 6.4oz. (USA) / 182g (CDN) with 100% Polyester, 2.57oz. (USA) / 87g (CDN) with Taffeta Lining and Polyfill, 2.51oz. (USA) / 85g (CDN) (Liner Only).