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 mountain hiking, the Puez Lightshell Jacket has a fully waterproof technical finish with welded seams that can withstand the unpredictable conditions of the mountains. In addition, this jacket is very lightweight (294 g) and has a small pack size, making it easy to store in a backpack.