Designed for mountaineering and hiking expeditions, the Patagonia R1 Hoody has a lightweight design. This hoody has a Polartec Power Grid polyester interior that maintains a breathable internal environment. This hoody compresses to minimal luggage, which makes it perfect to carry around. It stretches and retains the warmth, which gives you a comfortable fit and keeps you warm. The balaclava-style hood design with a deep-venting front zipper accompanied with a zipper garage to give you a snug fit and offers full coverage. It has a Variable Conditions Cuff with on-seam thumb loops and a spiral-stitching design, which gives you an adjustable fit without constricting forearm. The Polygiene keeps the environment odor free and pleasant, keeping you on the move.