The Patagonia Nano Puff Vest is a lightweight highly packable insulated vest designed for reliable warmth across a wide range of conditions. It works equally well as a midlayer under shells or as a standalone piece during cool weather outings.

• Constructed with a 100 percent recycled polyester ripstop shell and lining treated with a durable water repellent finish to shed light moisture
• Filled with sixty gram PrimaLoft Gold Insulation Eco made from postconsumer recycled polyester that retains warmth even when wet
• Horizontal brick quilting pattern stabilizes insulation and creates a streamlined low bulk profile that layers easily
• Full length center front zipper includes an interior storm flap and a chin garage for comfort
• Two exterior zippered handwarmer pockets and one internal zippered chest pocket that doubles as a stuff sack with a clip in loop
• Drawcord adjustable drop tail hem seals in warmth and stays secure under packs or harnesses
• Regular fit allows comfortable layering without restricting movement; fabric is bluesign approved and made in a Fair Trade Certified factory