The Puez Lightshell Jacket is a 2.5-layer shell jacket with a waterproof and breathable Powertex membrane. Designed to offer functional simplicity and protection for hiking in the mountains, the Puez Lightshell Jacket has a full waterproof technical finish with welded seams capable of withstanding unpredictable mountain conditions. In addition, this jacket is built to be very lightweight (294 g) and packs down small for easy backpack storage.