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REI Mars 85 Pack - Men's - 2009 Special Buy

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Built to handle heavy loads that include the creature comforts, the REI Mars pack handles extended backpacking in any season.

  • Enjoy dual access to pack via the top-loading opening and the horseshoe-shaped, zippered front panel opening, which works much like a duffel opening
  • With a rip-and-stick torso adjustment, shoulder strap system easily slides along pack's frame to fit torsos of varying lengths
  • Removable top lid pocket with water repellent zipper lets you stash your essentials to bring into tent, so pack can stay outside or in vestibule
  • Zippered pocket under lid stores maps and keys, spare batteries and other small essentials
  • Front panel features a welded, water-repellent zippered pocket for storing often-used gear
  • Precurved shoulder straps match your anatomy for nonbinding comfort on and off the trail
  • Dual-density foam padded back panel provides a comfortable and supportive fit when carrying heavy loads
  • Precurved hipbelt is designed to cradle hip bones for a natural fit and to distribute weight without sagging
  • Hipbelt webbing system allows you to use a natural forward pulling motion for quick, easy cinching and precise adjustment
  • Internal sleeping bag compartment is created by a zippered divider, separating it from gear and clothes in the main compartment
  • Streamlined compression system uses 4 buckles to cinch and strap down loads for jostle-free carrying
  • Concave head pod at the top of pack gives your head freedom of movement—no more staring at the ground
  • 2 side pockets—1 zip and 1 mesh—hold water bottles, energy bars and other essentials you want close at hand
  • Side hipbelt pocket stores small essentials you want at your fingertips, such as lip balm and sunscreen
  • Lash points on the other side of hipbelt let you attach camera and GPS pouches, sold separately
  • Lash straps on bottom of pack let you attach sleeping pad
  • Hydration-compatible design features an internal reservoir sleeve and dual exit ports for drinking tube; hydration reservoir sold separately
  • Special buy

Specifications for torso / hip belt / base volume / weight:

  • Medium: 18 - 20 in. / 31 - 37 in. / 5,187 cu. in. (85 liters) / 6 lbs.
  • Large: 19 - 21 in. / 34 - 40 in. / 5,370 cu. in. (88 liters) / 6 lbs. 6 oz.


Item 797929


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REI Mars 85 Pack - Men's - 2009 Special Buy Specs
Frame type
Deluxe backpack
85 liter
5,187 cubic inches
6 pounds
2.72 kilograms
31 - 37 inches
Top / side
5 + main compartment
18 - 20 inches
Top / Panel
Backpack style
Gear capacity (L)
Gear capacity (cu. in.)
Weight - metric
Adjustable torso
Fits waist/hips
Number of stays
Pack access
Number of exterior pockets
Best use
Fits torso
Frame material
Suspended mesh back panel
Pack loading
Sleeping bag compartment
Raincover included

REI Mars 85 Pack - Men's - 2009 Special Buy

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