REI Co-op Frostbreak 5 Sleeping Bag

Color: Evergreen
please select a Size

Members get an estimated $13.90 (10%) back on this item as a part of your annual .

Members get an estimated $13.90 (10%) back on this item.
To buy,  sign in as an REI Co-op Member or join now.

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.


  • 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 Camping 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

From a Climate Neutral Certified brand

41 reviews with an average rating of 4.3 out of 5 stars

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