Jack Wolfskin Womens Glen Vest Hot Sale Fabric: Shell: Stormlock SoftTouch (100% polyester) Lining: 100% nylon Insulation: MicroGuard (100% polyester, 160g/m²) Windproof & breathable 2 hip pockets Short System Zip Weight: 335gInsulation and wind protection with zip-in upgrade option. The Jack Wolfskin Women's Glen Vest is equipped to accommodate a zip-in inner jacket. The gilet provides wind protection, comfort and warmth to the torso. It features a windproof outer fabric and warm Microguard synthetic insulation. It also provides protection from wind chill when worn over a functional base layer in spring and summer.