When Patagonia ... Nano Puff jacket back in 2009, it set a new gold standard for mid layers. The jacket has evolved over the years to become more sustainable, with the addition of PrimaLoft ...

That’s when I reach for my Patagonia Nano Puff, which is currently up to 40 percent off in both men’s and women’s sizing. The Nano Puff is filled with PrimaLoft Gold insulation, which is ...

The best Patagonia ... jacket you can buy. For starters, it's insanely lightweight. We're talking under 12 ounces. The Nano Puff is also incredibly packable, thanks to a warm 60-gram PrimaLoft ...