The North Face Women&rsquo;S Thermoball Triclimate Jacket Fabric: outer: 133 g/m HyVent 2.5L95% polyester, 5% elastane 3-in-1 jacket pairs a waterproof soft shell with a removable ThermoBall powered by PrimaLoft [Liner Jacket] Ultralight, packable ThermoBall insulation retains warmth, even when wet Both jackets feature zip-in-compatible integration with complementing garments from The North Face Exposed polyurethane (PU) center front zip and hand pockets