When it comes to staying warm in cold weather, it's all about the layers. And one layer that's practically a winter essential is a fleece jacket. Fleece jackets are perfect for layering under a more heavy-duty parka during the winter and are also perfect to wear almost year-round.

The Patagonia Nano Puff Jacket is now on sale at REI for as low as $143—up to 40% off its normal price of $239. This synthetic insulated jacket is the No. 1 bestselling insulated jacket on the site now that it's been marked down,

If the weather has been exceptionally cold, wet and gray where you're at, here's some welcome news: Patagonia's annual Winter Sale is now on, with deals on outdoor gear like waterproof jackets, down-filled parkas,

Right now, as part of its Winter Sale, Patagonia is taking up to 40 percent off cold-weather essentials like beanies, down-filled mittens, cashmere hoodies, wool sweaters, and a wide range of parkas,

With Patagonia's past-season sale happening, it's hard to pass up deals of 40% off of essentials, such as pants, down hoodies, fleece sweaters and more. Whether you live in a colder state and are looking for more insulated clothing,

These are rare sale prices on iconic jackets, pullovers and bags designed to withstand years of use and abuse.

That’s especially true today, because the brand launched its Winter Sale this morning, and I found plenty of rain jackets, fleeces, and puffers for 50 percent off. Check back here often, because I’ll be updating this list a couple of times per month.