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This product is no longer available, but don't go just yet.


  • High-quality 650-fill-power goose down is warm, lightweight and compressible
  • Relaxed fit from the shoulders to the hips increases comfort by providing ample space to move around
  • Exclusive REI Down Fill Calculator optimizes the amount of down per baffle for the most warmth with the least amount of down
  • Baffle spacing allows the down to remain fully lofted and keeps it from shifting, preventing cold spots
  • Equally distributed insulation all the way around the bag accommodates the multiposition sleeper
  • Ripstop nylon shell resists water and abrasion; smooth taffeta lining is comfortable against your skin
  • Shell fabric is treated with a Durable Water Repellent finish to repel moisture and stains
  • Contoured hood, insulated full-face muffler, wrap-around draft collar and full-length draft tube with ground-level seams keep body heat in and cold air out
  • The REI Radiant +0°F down sleeping bag has an external chest pocket that stows your watch, glasses or other small essentials
  • Differentiated drawcords (1 round, 1 flat) let you adjust hood and neck easily in the dark
  • Full-length of zipper is backed by wide, antisnag binding tape
  • Any REI backpacking bag can be zipped to any other REI backpacking bag because of the consistent 63 in., No. 5, YKK zipper; women's bags zip on the right, men's on the left
  • Pad loops provide attachment points to keep your sleeping bag and pad together to avoid rolling off onto the cold ground (straps and sleeping pad sold separately)
  • Includes stuff sack and cotton storage bag
  • European Norm (EN) is an independent third-party temperature rating, allowing accurate comparisons across brands with other EN-rated bags


View all REI Men's Sleeping Bags

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Best Use Backpacking
EN Lower Limit 1 degrees Fahrenheit
EN Comfort 18 degrees Fahrenheit
Temperature Rating (F) 1 degrees Fahrenheit
Temperature Rating (C) -17 degrees Celsius
Weight 4 lbs. 2 oz. / 3 lbs. 13 oz. / 3 lbs. 9 oz.
Shell Ripstop nylon
Insulation Type Down
Fill 650-fill goose down
Fill Weight 41 / 38 / 35 ounces
Lining Nylon taffeta
Sleeping Bag Shape Mummy
Fits Up To (in.) 78 / 72 / 66 inches
Shoulder Girth (in.) 62 / 62 / 58 inches
Hip Girth (in.) 58 / 58 / 56 inches
Stuff Sack Size 9 x 20 inches
Stuff Sack Volume 20 liter
Gender Unisex
Weight - Metric 1.87 / 1.71 / 1.61 kilograms

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We stand behind everything we sell. If you are not satisfied with your REI purchase, you can return it for a replacement or refund within one year of purchase.

REI's guarantee doesn't cover ordinary wear and tear or damage caused by improper use or accidents.

If your item has a manufacturing defect in its materials or workmanship, you can return it at any time. See our limited warranty.

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*10% is typical but not guaranteed. Your refund is based on eligible purchases, which exclude REI gift cards, services, fees, REI Adventures trips, REI Garage, and discounted items. Learn more