Features
- Precurved shoulder straps match your anatomy for nonbinding comfort on and off the trail
- With a rip-and-stick torso adjustment, shoulder strap system easily slides along pack's frame to fit torsos of varying lengths
- 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
- Enjoy dual access to pack via the top-loading opening and the horseshoe-shape, zippered front panel opening, which works like a duffel opening
- Removable top lid pocket with water repellent zipper lets you stash the essentials you want to bring into the tent; pack can stay outside or in the vestibule
- Zippered pocket under lid stores maps and keys, spare batteries and other small essentials
- Front panel features a new and improved stretch-woven zippered pocket with easy access for packing often-used gear
- Internal sleeping bag compartment is separated from the main compartment
- Utilizing 4 buckles, the pack's streamlined compression system lets you 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 mesh side pockets hold water bottles, energy bars and other essentials you want close at hand
- Side hipbelt pocket stores those 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
- Lash straps on the bottom of the REI Mars 80 Pack let you attach a sleeping pad
- Hydration-compatible design features an internal reservoir sleeve and dual exit ports for drinking tube (hydration reservoir not included)
- Special Buy
Technical Specs
- UnisexYes
- Weight5 lbs. 14 oz.,5 lbs. 12 oz.,5 lbs. 12 oz. / 5 lbs. 14 oz.
- Best UseBackpacking
- Fits Torso19 - 21 inches,18 - 20 inches,18 - 20 / 19 - 21 inches
- Frame TypeInternal Frame
- Weight (g)2664.9 grams,2608.2 grams,2608.2 / 2664.9 grams
- Material(s)Nylon
- Pack AccessTop front
- Backpack StyleLightweight backpack
- Frame MaterialHDPE/aluminum
- Fits Waist/Hips34 - 40 inches,31 - 37 inches,31 - 37 / 34 - 40 inches
- Number of Stays2
- Adjustable TorsoYes
- Gear Capacity (L)85 liters,80 liters,80 / 85 liters
- Gear Capacity (cu. in.)5,186 cubic inches,4,882 cubic inches,4,882 / 5,186 cubic inches
- Sleeping Bag CompartmentGender
- Suspended Mesh Back PanelNo
- Number of Exterior Pockets7 + main compartment