Fabric: GORE WINDSTOPPER Membrane, Polyester Knit Face, Micro-Grid Polyester Fleece Knit Interior. Durable Water Repellent finish resists light precipitation and prevents the face fabric from wetting out. 1 Chest Pocket and 2 Hand Pockets: Keep small essentials like your rangefinder and GPS close at hand. Micro-Grid Interior: Promotes evaporation by maintaining minimal surface area next to skin. GORE-TEX INFINIUM with WINDSTOPPER: Offers complete windproof protection through a durable, lightweight, and breathable membrane.