Not sure how cold it is going to get? This jacket is perfect for those iffy days. It features a lightweight ripstop shell, with polyester mesh lining with vented back. The packable pouch on the back of the jacket make it super easy to carry. This jacket also features: Covered 1-way coil front zipper, polyester sleeve lining, elastic cuffs, drawcord adjustment at bottom hem, left chest pocket with zipper closure and two lower front pockets with zipper closure. Material: Polyester.