The Cirrus Flex vest packs into its own pocket when needed. It adds a nice bit of warmth to your layering, and enables ventilating your shell jacket without feeling an immediate rush of cold air on your chest. - Slim fit - High quality PrimaLoft Silver Luxe insulation, with 72 grams of fiber in size L - Surface material: wind resistant 20 denier Pertex Quantum, 38g/m² ripstop polyamide, recycled material - Liner: 20 denier recycled Atmos ripstop polyamide, 42g/m² - Side panels made of Thermic stretch fleece, 215g/m², 94% polyester and 6% elastane - Two zippered outer pockets - Two open inner pockets - Hem adjustment cord - Center back length in size 10: 67 cm This product has a PFC-free DWR treatment.