Patagonia Nano-Air Hooded Jacket The Nano-Air Hooded Jacket was made to be worn for the entirety of your aerobic, start-stop alpine missions, so you're never slowed down by changing layers. Warm, stretchy, and breathable FullRange insulation dumps excess heat when you're working hard and keeps you warm when you're not. A jacket designed for easy, free, and unrestricted movements, the Nano-Air Hooded Jacket is made from stretchy, breathable, and water-resistant fabric. The fabric works with your body's natural movements offering you a generous stretch for added comfort. Highly breathable the jacket allows unwanted and uncomfortable heat to escape, replacing it with fresh air for outstanding comfort while the microtexture of the material creates excellent next-to-skin comfort. The outer features a PFC-free DWR finish, designed to repel wet weather conditions, ideal for outdoor pursuits. Keeping you feeling warm on cooler days, the jacket is filled with revolutionary FullRa