Patagonia Men's Nano-Air Ultralight Full-Zip Hoody

The Nano-Air® Ultralight Full-Zip Hoody is a featherlight, highly breathable midlayer built for high-output alpine pursuits. Featuring 20g FullRange® synthetic insulation, it delivers just the right amount of warmth and weather protection without causing overheating. Designed to be worn continuously, it regulates temperature while you move, keeping you comfortable in wind, light snow, and changing conditions.