CONSTRUCTION: Ultra tough polyester/nylon shell with 3M™ Thinsulate™ Original™ Insulation (100g body/80g sleeve) and a removable liner (100g body/80g sleeve). Overall insulation weight combined (200g body/160g sleeve). WATERPROOFING: 5,000mm/5,000g/m² Ven-Tex® 2.0 windproof, waterproof, breathable coated shell materials and DWR (durable water resistant) outer surface treatment. • Critical seams sealed • Ventec® 2-way core vents with snow blocker mesh • Comfort-Flow™ polyester mesh lining • Wind blocking magnetic/snap front placket • Internal Lycra® hand gaiters • Zippered internal cap pocket plus dual Spandex™ storage pockets • 3M™ Scotchlite™ Reflective materials • Double stitched seams • Insulated fleece lined collar • Fleece lined Velcro® adjustable cuffs • Internal powder skirt • Shock cord adjustable hem • Tether D-Ring