Worn once Size medium Face Fabric GORE-TEX 2-Layer Poly + PFCec Free DWR Waterproof & Breathable Membrane GORE-TEX Waterproof Breathable Membrane – Garments engineered with GORE-TEX product technology are durably waterproof, windproof, and combined with optimized breathability. Gore invests heavily in field testing to understand end user needs, which allows them to provide the GORE-TEX Guaranteed to Keep You Dry™ Promise. Insulation 80/60g Low-Loft Insulation Lining Material Taffeta Lining