Ronhill Lady Trail Microlight Running Jacket Breathable and wind resistant ActiveLite material - The excellent wind resistance is achieved by a tightly woven construction. This prevents wind from penetrating the fabric whilst maintaining high standards of breathability. Windlite fabrics are lightweight with a relaxed fit. Super lightweight, water repellent shell - to keep you sheltered from the elements. Lightweight and breathable with a high standard of wind resistance Self packable into back zip pocket with elasticated adjustable belt for easy transportation. Roll away, adjustable hood to offer you extra warmth and protection from the elements