CONSTRUCTION: Ultra tough polyester/nylon shell with fixed 3M™ Thinsulate™ Original Insulation (200g body/150g sleeve). WATERPROOFING: Ven-Tex® 1.0 windproof, waterproof, breathable coated shell materials and DWR (durable water resistant) outer surface treatment. • Critical seams sealed • Ventec® front & back zippered core vents with snow blocker mesh • Internal Lycra® hand gaiters • Zippered hand, internal & cap pockets • Double stitched seams • 3M™ Scotchlite™ Reflective materials • Insulated, fleece-lined collar • Fleece lined Velcro® adjustable cuffs • Internal powder skirt • Dropback design • Shock cord adjustable hem • Tether D-Ring