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® 1.0 windproof, waterproof, breathable coated shell materials and DWR (durable water resistant) outer surface treatment repels moisture