Mirror Lake 20 - Closed

Big Agnes Mirror Lake 20 Women's Sleeping Bag

$219.95 - $229.95

Forget about the days of have to press your sleeping bag into the tiniest space in your backpack until your eyes bulge. With the Big Agnes Mirror Lake 20 Women's Sleeping Bag, now you can go light and stay warm when you're on the trail. The women's specific fill and shape of the bag are specially designed to drape around your body, optimizing thermal efficiency and keeping you cozy. This traditional style mummy bag is compatible with any sleeping pad and is water resistant in the face fabric material as well as in the down feathers themselves. Weighing under three pounds and compressing to an impressive 8" x 10", this is the perfect option for early spring or late fall missions in the backcountry.


  • Traditional style down mummy bag maximizes warmth to weight ratio and compressibility
  • Women's specific contour allows the bag to drape around you, increasing thermal efficiency
  • Contoured hood provides a snug fit around your head
  • Oversized interior anti-draft collar
  • Low profile cordlock lets you un-cinch the hood with one hand
  • Breathable shell with water resistant finish
  • Mummy style bag
  • Anti-snag zipper
  • 55"/140cm YKK #5 anti - snag locking zipper - petite bags
  • 65”/165cm YKK #5 anti snag locking zipper - regular bags
  • Zipper Garage
  • Mate together left and right zip bags
  • No-draft collar, No-draft wedge, No-draft zipper
  • Interior fabric loops for sleeping bag liners
  • Exterior loops for hang drying or storage
  • Mesh storage sack & polyester ripstop stuff sack 
  • Please note that some Mirror Lake sleeping bags and stuff sacks are marked incorrectly at 25 degrees. Be confident that these are 20 degree Down bags.

Materials & Construction

  • Nylon ripstop shell fabric with water repellent finish
  • Soft and comfortable Nylon taffeta lining
  • Baffled construction
  • 600 fill DownTek™, bluesign™ approved down feathers


  • Temp Rating: 20° F
  • Bag Size: Petite or Regular
  • Fits Up To: Petite - 5'5"; Regular - 5'10" 
  • Pad Size: Petite - Any
  • Bag Weight: Petite - 2 lbs 6 oz; Regular - 2 lbs 8 oz
  • Fill Weight: Petite - 22 oz; Regular - 23 oz
  • Insulation: 600 fill DownTek™
  • Compressed Size: Petite - 8" x 9"; Regular - 8" x 10"
  • Stuff Sack Size: Petite or Regular - 8" x 17.5"

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