GREGORY MOUNTAIN Women’s Octal 55 Backpack

$209.95 Buy It Now

Simplicity, comfort and great ventilation is the name of the game with this beautiful ultra-lightweight backpack from Gregory Mountain.

Just like the other backpacks in their range, it combines great design features like a moisture-wicking back panel, ultralight aluminum internal frame and a great hip strap which cradles your body and helps you carry everything you need along the Appalachian Trail.

At just 2.4 lb. this is the lightest backpack on our list, and perhaps one of the most comfortable. It also features a removable lid, a customized rain cover, easy water bottle storage, a handy place to store your sunglasses or other small items and exactly the right number of gear loops for your trip.


  • AeroSpan ventilated suspension with moisture-wicking mesh.
  • Ultralight 7001 tubular aluminum frame with leaf-spring lumbar pad and anti-barreling support.
  • Women’s specific FocusForm dual-density shoulder harness with LifeSpan EVA foam and sternum strap with hydration clip.
  • Women’s specific padded LifeSpan EVA foam hip belts with large zippered pockets.
  • Custom fitted rain cover included – stows in a quick-access zippered pocket on the underside of the top lid.
  • Sunglass QuickStow system on shoulder harness for quick, secure and scratch-free access to your shades.
  • Ultralight weather flap included -stows in a quick-access zippered pocket on the underside of the top lid.
  • Top pocket with zippered compartment and an underside zippered pocket, attachment points, and key clip.
  • Hydration sleeve with universal hangar and exit port.
  • Ultralight V-compression with pass-through for over or under compression.
  • Front oversized stretch mesh pocket and side stretch mesh pockets with side trail access.
  • Dual trekking pole/tool attachment points with a bungee closure system.
  • Custom comfort-grip molded zipper pulls and molded webbing keepers for strap management.


Ideal Fit ForWomen
Internal FrameYes
Frame TypePerimeter wire
Suspension TechnologyAeroSpan
Compartment AccessTop
Closure TypeDrawcord
Number of External Pockets3
Hydration CompatibleYes
Hydration Reservoir IncludedNo
Raincover IncludedYes
Hipbelt IncludedYes
Hipbelt PocketsYes
Trekking Pole AttachmentYes


8.5Expert Score
Simple and comfortable!

For the longer trips that you're unable to resupply, the Octal 55 has the capacity. Meet your mileage goals by keeping things light and supported with the AeroSpan ventilated suspension and it's perimeter Aluminum frame.

  • Lightweight.
  • Roomy external pockets.
  • Comfortable.
  • The hipbelt pockets
  • Price.
  • Rain cover a bit short.


Gregory Mountain Products Women's Octal 55 Liter Backpack, Frost Grey, Small

$209.95  in stock
8 new from $209.95
Free shipping
as of November 20, 2019 6:35 pm


  • AEROSPAN SUSPENSION: AeroSpan suspension with EVAP moisture wicking shallow-depth ventilated back panel.
  • COMFORTABLE DUAL-DENSITY FOAM COMPONENTS: Ventilated, dual-density FocusForm shoulder harness and extra supportive hip belts with targeted comfort zones.
  • ALUMINUM INTERNAL FRAME: Ultra-light 7001 aluminum perimeter frame with anti-barreling support.
  • INCLUDED RAIN COVER: Custom fitted rain cover stows in the top pocket for quick access in unexpected showers.
  • IDEAL USES: Fastpacking, Backpacking, Through Hiking, Hiking, Camping, Travel. WEIGHT: 2.40 lbs. DIMENSIONS: 26" x 12.5" x 11".

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