REI Co-op Frostbreak 5 Sleeping Bag

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Camping at the trailhead for an early start, or sleeping in the parking lot to be first on the ski lift, stretch out and enjoy the relaxed fit and warmth of the REI Co-op Frostbreak 5 sleeping bag.

  • Features

    • Recycled polyester shell is treated with a durable water repellent (DWR) finish that resists stains and moisture
    • 4 layers of water-resistant synthetic fill insulate against the cold, even when conditions are damp
    • Offset quilt construction provides even coverage and minimizes the formation of cold spots
    • Relaxed mummy shape provides plenty of room to move while you sleep
    • Face muffler and full draft tube keep cold air out of your bag
    • Exterior stash pocket
    • Differentiated draw cords (1 round, 1 flat) let you adjust the hood and neck easily, whether it's the middle of the day or dark out
    • Stuff sack included
    • Made to reflect our love for people and the planet through the use of recycled polyester and bluesign®-approved materials
    • Recycled materials keep waste out of landfills and bluesign®-approved materials conserve resources and protect the health of the environment, workers and user (you!)


    View all REI Co-op Men's Sleeping Bags
  • Technical Specs

    Best Use


    Temperature Rating (F)

    5 degrees (F)

    Temperature Rating (C)

    -15 degrees (C)


    Short: 4 lbs. 11 oz.

    Regular: 5 lbs. 1 oz.

    Long: 5 lbs. 5 oz.


    Recycled polyester (bluesign® approved)

    Zipper Location


    Insulation Type






    Sleeping Bag Shape


    Fits Up To (in.)

    Short: 66 inches

    Regular: 72 inches

    Long: 78 inches

    Shoulder Girth (in.)

    Short: 62 inches

    Regular: 64 inches

    Long: 64 inches

    Hip Girth (in.)

    Short: 58 inches

    Regular: 60 inches

    Long: 60 inches

    Stuff Sack Size

    11.5 x 23 inches

    Stuff Sack Volume

    Short: 30 liters

    Regular: 30 liters

    Long: 30 liters

    Compressed Volume

    Short: 17 liters

    Regular: 19 liters

    Long: 19 liters




    Contains materials that meet the bluesign® criteria

    Contains recycled materials

  • Reviews
    24 reviews with an average rating of 4.4 out of 5 stars

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