REI Co-op Trail 40 Pack - Men's

Color: Indigo
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Members get an estimated $12.90 back on this item as a part of your annual .

Members get an estimated $12.90 back on this item.
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Built for comfort, the REI Co-op Trail 40 pack holds plenty of gear for day hikes, overnights and travel. It gives you easy access to your stuff and has tons of handy organizer pockets.

  • Features

    • Updated from previous versions, body and lining fabric are now made from recycled material
    • Spring-steel perimeter frame provides load support while also allowing the back panel to conform to your torso
    • U-shaped panel opening with 4 zipper sliders offers quick access to gear and total access when fully open
    • Inside the main compartment is a mesh side pocket and a back pocket
    • Padded, mesh-covered straps, belt and back are cool and comfortable
    • Recycled oxford nylon bottom is highly abrasion resistant
    • Forward-pull hipbelt design makes adjustments quick and easy
    • Side mesh pocket with elastic closure; outer pocket for phone or sunglasses; sleeve for hydration reservoir (reservoir not included)
    • Top has a zippered pocket on the underside for your keys and valuables; zippered hipbelt pockets let you access snacks and other essentials as you hike
    • Special fasteners on the back hold trekking-pole tips down low and pole shafts up high
    • Included raincover stows in its own zip pocket
    • Made to reflect our love for people and the planet through the use of recycled nylon 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 wearer (you!)


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

    Best Use


    Bag Style


    Frame Type

    Internal Frame

    Gear Capacity (L)

    M: 40 liters

    L: 42 liters

    Gear Capacity (cu. in.)

    M: 2440 cubic inches

    L: 2563 cubic inches


    M: 3 lbs.

    L: 3 lbs. 1 oz.

    Fits Torso Length (in.)

    M: 17 - 19 inches

    L: 18 - 20 inches

    Fits Waist/Hips

    M: 28 - 44 inches

    L: 30 - 46 inches


    Recycled ripstop nylon; recycled nylon (bluesign® approved)

    Frame Material

    Perimeter spring steel

    Pack Access


    Number of Exterior Pockets

    6 + main compartment



    Hipbelt Pockets


    Raincover Included


    Reservoir Compatible



    M: 21.5 x 13 x 10 inches

    L: 22.5 x 13 x 10 inches




    Contains materials that meet the bluesign® criteria

    Contains recycled materials

  • Reviews
    159 reviews with an average rating of 4.4 out of 5 stars

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