REI Co-op Trail 40 Pack - Women's

Color: Evergreen
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Members get an estimated $12.90 (10%) back on this item as a part of your annual .

Members get an estimated $12.90 (10%) back on this item.
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Ideal for day hikes, overnights and travel, the strong and comfortable women's REI Co-op Trail 40 pack offers easy access to your gear, tons of organizer pockets and a comfortable carry.


  • Updated from previous versions, body and lining fabric are now made from recycled material
  • Women-specific fit involves contoured foam in the harness and hipbelt
  • 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
  • Recycled oxford nylon bottom is highly abrasion resistant
  • Padded, mesh-covered straps, belt and back are cool and comfortable
  • 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)

40 liters

Gear Capacity (cu. in.)

2,441 cubic inches


S: 2 lbs. 13 oz.

M: 2 lbs. 15 oz.

Fits Torso Length (in.)

S: 16-18 inches

M: 17-19 inches

Fits Waist/Hips

S: 26-38 inches

M: 28-40 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



S: 20.25 x 13.125 x 10.5 inches

M: 21.6 x 13 x 10.5 inches




Contains materials that meet the bluesign® criteria

Contains recycled materials

From a Climate Neutral Certified brand

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