Big Agnes Sidewinder SL 20 Degree Sleeping Bag Regular
Big Agnes Sidewinder SL 20 Degree Sleeping Bag Regular
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Big Agnes Sidewinder SL 20 Degree Sleeping Bag Regular

Size:Regular-Out of stock
Actual Color:Blue-Out of stock

Key item features

  • Specifically designed for people who sleep on their sides with a technical fit, patterned to move with you as you roll from one side to the other
  • Close fitting, jacket-style hood keeps insulation close to the body without sacrificing mobility
  • Keep pillow in place with unique Pillow Barn made of stretch mesh material with interior access from either side for easy adjustment
  • Optimized warmth and minimized pressure points with body mapped insulation
  • Improved shell fabric and lining with PFC-free water repellent finish
  • Down fill with a PFC-free water repellent finish throughout the bag provides lofty warmth while synthetic insulation helps alleviate common pressure points in the hips and feet
  • Optimized fit and thermally efficient footbox is patterned to mimic the shape of your foot position while lying on your side
  • Smooth, quick zip with anti-snag locking zipper with no-draft zipper garage, and long, ambidextrous zipper
  • Easily adjust hood without unzipping using low-profile internal cordlock access
  • Seal out drafts by cinching insulated tube along upper hood opening
  • Hang dry or store bags with exterior loops
  • Storage sack & stuff sack included
Current price is $199.99
Price when purchased online
Out of stock

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Customer ratings & reviews

4.6 out of 5 stars
stars22 ratings19 reviews
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Showing 1-3 of 19 reviews

Oct 1, 2025
Walmart customer
5 out of 5 stars review

Nice, comfortable, and warm sleeping bag

This is a warm and comfortable sleeping bag. I sleep on my side, and I love that this is designed for that. It is worth mentioning that this sleeping bag is quite big when packed into its stuff sack, but it still compresses a bit when it's in a backpack or pannier.

Review from Big Agnes
Helpful?2ZU57EGZJZGN1363621223
Sep 15, 2023
Edgar
5 out of 5 stars review

Loving it

Loving it ! After a couple of camp outs can only say great first impression. Packs small and great to sleep comfortable. My only suggestion for hikers is to get a smaller sack if you want to pack it tighter. There is room to pack smaller vs the factory sack.

Review from Big Agnes
Helpful?2ZU57EGZJZGN1363621223
May 9, 2024
Jaison
5 out of 5 stars review

GREAT BAG!

I have always been a side-sleeper and really appreciate the attention to detail with this product. I just used it on a 2 night/3 day trek. On the last morning, I woke to snow and frost on my tent fly. Yet, I was warm and comfy. This is a great product.

Review from Big Agnes
Helpful?2ZU57EGZJZGN1363621223