Big Agnes Sidewinder 20 Down Sleeping Bag

$230.97

Shipping calculated at checkout.

With cool Southeast shoulder-season nights in mind, the Sidewinder 20 is our go-to 20°F down bag for backpackers and hunters. Its 650-fill DownTek down repels moisture, so it holds loft in humid air and condensation-heavy tents, while three sizes keep dead space down and warmth up.

20°F rating covers Appalachian fall hunts, spring backpacking trips, and early-winter camps
650-fill DownTek down is water-repellent, so it keeps loft in humid air and condensation-heavy tents better than untreated down
Responsibly sourced down (RDS) gives you a lightweight bag that compresses small in your pack
Available in Small, Regular, and Long, so you get a snug fit that traps heat without wasted space
Chinois Green, Mercury, and Evening Primrose colorway blends into the woods and works as a backcountry staple

Made with care

Great value

Elegant design

Quality materials

This product is crafted with quality materials to ensure durability and performance. Designed with your convenience in mind, it seamlessly fits into your everyday life.

We strive to process and ship all orders in a timely manner, working diligently to ensure that your items are on their way to you as soon as possible.

We are committed to ensuring a positive shopping experience for all our customers. If for any reason you wish to return an item, we invite you to reach out to our team for assistance, and we will evaluate every return request with care and consideration.