Built with incredibly breathable 20-g FullRange® synthetic insulation, the featherlight Nano-Air® Ultralight Full-Zip Hoody is the midlayer you can put on at the start of your alpine objectives and forget about completely. It offers that boost of warmth and protection you need in spitting snow or howling wind without making you overheat when moving fast. The Men's Nano-Air® Ultralight Full-Zip Hoody is fully backed by our Ironclad Guarantee and you can find it on Patagonia.com. | Patagonia Men's Nano-Air® Ultralight Full-Zip Insulated Hoody in Blue Sage, Large - Mid Layers - Recycled Polyester