REI Co-op Flash 22 Pack - Rainbow Ripstop

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A dragonfly wing's got nothing on the rainbow ripstop REI Co-op Flash 22 pack. Both are light, strong and beautiful. Plus, this pack is made with unique solution-dyed and space-dyed materials.

  • Features

    • The black background fabric is solution-dyed, a method that reduces water consumption by up to 80% vs other dying processes, while using less energy in the process
    • Space-dyed yarns give the pack its rainbow sheen
    • Breathable, stretch-mesh shoulder straps have fold-over padding that softens contact with neck and shoulders
    • Mesh back is soft, breathable and lightly padded for comfort
    • Back panel pad can be removed for use as a sit pad
    • Sternum strap can be detached to save weight
    • Drawcord closure is covered by a lid with zippered pocket; 1 additional zippered pocket on front
    • Has an internal sleeve to hold a hydration reservoir (not included); includes a port to route the sip tube over either shoulder
    • Stash side pockets hold water bottles and other trail essentials
    • Internal organizer pockets plus a key fob
    • Removable Packmod bungee can be moved to any attachment point for personalization
    • Tool loop on bottom of pack can be tucked away when not needed
    • Exterior loops can be used to lash on extra gear or add compression
    • Made to reflect our love for people and the planet through the use of bluesign®-approved materials
    • bluesign®-approved materials conserve resources and protect the health of the environment, workers and wearer (you!)


    View the REI Co-op Flash Product LineView all REI Co-op Daypacks
  • Technical Specs

    Best Use


    Bag Style


    Frame Type




    Gear Capacity (L)

    22 liters

    Gear Capacity (cu. in.)

    1,343 cubic inches


    14 ounces

    Fits Torso Length (in.)

    16-21 inches

    Fits Waist/Hips

    26-42 inches


    77% nylon/23% polyester (bluesign®-approved)

    Pack Access


    Number of Exterior Pockets

    3 + main compartment



    Reservoir Compatible



    19 x 11 x 8 inches




    Contains materials that meet the bluesign® criteria

    Product meets the bluesign® criteria

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