The Salomon Lady S-LAB Light Running Jacket features a super lightweight construction which is ideal for the runner who is looking to shave every gram in order to shed those vital seconds off their time. Also supremely packable, it fits into the palm of your h&. The jacket is fully windproof features CLIMAWIND fabrics, which offer a striking balance between wind protection & high breathability with a protection ratio between 0 to 5 cfm (cubic feet/minute), ensuring you experience zero distractions & stay cool & collected.