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Leave the heavy tent behind! With its waterproof, breathable design and meticulous details, the long-length REI Minimalist Bivy sack is perfect for use in snow caves and as an ultralight shelter .

  • Features

    • Breathable REI Elements® laminate adds waterproof, windproof qualities to the tough ripstop nylon shell; features a durable nylon taffeta floor and factory-sealed seams
    • 6 zipper sliders let you configure mesh panel and arm openings a variety of ways
    • Differentiated zipper pulls (1 round and 1 flat) let you easily adjust hood and arm openings in the dark without confusion
    • Mesh bug panel extends from shoulders to top of head; can be rolled up and secured via toggle and loop when not in use
    • Internal sleeping bag attachment clips to the hang loop at the head of your sleeping bag to keep it from shifting around
    • Built-in rain-gutter flap below shoulders keeps dew and rain from rolling over mesh panel
    • Roomy configuration provides 64 in. girth at shoulders
    • Includes stuff sack


    View all REI Co-op Bivy Sacks
  • Technical Specs

    Best Use




    Sleeping Capacity



    17 ounces

    Packed Size

    6 x 10 inches

    Bivy Length

    88 inches

    Shoulder Width

    32 inches



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