Field-Tested. Weather-Savvy. Key Features: Wind- and water-resistant: DWR-treated shell repels light rain and shields against wind during runs, hikes, or daily wear. Lightweight and breathable: Regulates body temperature during movement-perfect for workouts in cool, changing conditions. 4-way stretch: Enhances mobility and comfort across a full range of motion. Fit & Layering: Athletic cut: Slim silhouette reduces bulk and drag. Vest-friendly design: Slim fit layers comfortably under the FlipBelt Hydration Vest. Adjustable hem: Drawstring waist traps warmth while allowing easy access to FlipBelt running belts and apparel. Construction Details: Stretch-woven shell with soft interior: Blends durability with next-to-skin comfort during extended wear. 3D-cut ergonomic hood: Adjustable design provides head coverage without hindering visibility. Thumb loops: Keep sleeves in place and offer added protection from wind and cold. Integrated watch window: Quickly view time or pace without adjusting layers. Storage: Dual zippered hand pockets: Secure space for small essentials. Zippered chest pocket: Convenient storage for cards, keys, or quick-access items. Materials: Body: 92% Polyester / 8% Spandex. Pockets: 100% Polyester.