Big Agnes Anvil Horn 15 Sleeping Bag - Men's

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The Big Agnes Anvil Horn 15 sleeping bag sports a Flex Pad Sleeve that attaches your pad like a fitted bedsheet, creating a fully integrated sleep system to keep you centered on your pad all night.


  • Big Agnes System bags with DownTek™ insulation offer a roomy, rectangle-shaped sleeping space with an integrated Flex Pad Sleeve on the bottom
  • Flex Pad Sleeve stretches to unite with your insulated sleeping pad (not included) and, as you change positions throughout the night, keeps you from rolling off your pad
  • 650-fill-power DownTek water-repellent down repels water while maintaining insulating value; down has PFOA- and PFOS-free water repellency
  • Streamlined silhouette and Insotect Flow™ construction increase the thermal efficiency, keeping you warm from head to roomy footbox
  • With technical fabrics, compressible insulation and tons of comfort features, this bag is lightweight enough for backpacking but cozy enough for the campground
  • Regular bags fit most pads 20-25 in. wide and 72 in. long; rectangular pad shape recommended
  • Long bags fit most pads 20-25 in. wide and 78 in. long; rectangular pad shape recommended
  • Long Wide bags fit pads 25-30 in. wide and 78 in. long; rectangular pad shape recommended
  • Free Range hood gives you the freedom to lift your head easily; jacket-style hood opening contours to the shape of your face for a comfortable, snug fit
  • Pillow Barn keeps your pillow tucked in tight all night
  • Internal hood drawcord gives you a secure, cozy fit when cinched; low-profile cordlock lets you un-cinch the hood with one hand
  • Free Range footbox creates wiggle room for your feet
  • Antisnag, locking zipper with zipper garage offers a smooth, quick zip
  • No-draft collar; no-draft wedge; no-draft zipper
  • This left-zipper bag can be mated to a right-zipper bag (not included)
  • Interior fabric loops for sleeping bag liners; exterior loops for hang drying or storage
  • Includes a ripstop polyester stuff sack and mesh storage sack


View all Big Agnes Backpacking Sleeping Bags

Technical Specs

Best Use


Temperature Rating (F)

15 degrees (F)

Temperature Rating (C)

-9 degrees (C)


Ripstop polyester

Zipper Location


Insulation Type


Water-Resistant Down



650-fill-power DownTek down


Polyester taffeta

Sleeping Bag Shape


Stuff Sack Size

8 x 17.5 inches

Stuff Sack Volume

14.4 liters




Down certified to the Responsible Down Standard (RDS)

51 reviews with an average rating of 3.9 out of 5 stars

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