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Mammut 4-season Sleeping Bags

(3 products)
Products (3)
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    $226.73
    Save 35%
    compared to  $349.95
    2 reviews with an average rating of 4.5 out of 5 stars
    Temperature Rating:
    0 F
    Weight:
    5.22 lbs
    Insulation Type:
    Synthetic
    REI OUTLET
    $136.73
    Save 45%
    compared to  $249.95
    5 reviews with an average rating of 3.8 out of 5 stars
    Temperature Rating:
    14 F
    Weight:
    4 lbs
    Insulation Type:
    Synthetic
    REI OUTLET
    $191.73
    Save 45%
    compared to  $349.95
    3 reviews with an average rating of 4.3 out of 5 stars
    Temperature Rating:
    -6 F
    Weight:
    5.25 lbs
    Insulation Type:
    Synthetic
    REI OUTLET
  • A camper sits in their Half Dome tent and grabs their mug.

    Bundle & save

    Save 10% when you bundle together any full-price REI Co-op brand tent, sleeping bag & sleeping pad.

  • A backpacker sits down next to their pack and drinks from their water bottle.

    expert advice

    Ultralight backpacking gear checklist

    Whether you’re a seasoned ultralighter or just looking to lighten your load, use this list to guide your trip prep.

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