Mammut Aenergy Backpack
Best ultralight pack for fast-moving mountain hikers and trail runners.
This is the ultimate minimalist companion for fast-and-light ascents where every gram counts. You sacrifice the storage capacity of a traditional pack, but you gain unparalleled freedom of movement and a barely-there feel that keeps you agile on the most demanding trails.
$85.00
at
Mammut
Who it's for
- Fast-moving trail runners and speed hikers needing minimal weight
- Athletes requiring stable gear during high-intensity, rapid movement
- Hikers wanting instant access to essentials while moving
Who should skip it
- Users needing rugged gear for abrasive, off-trail environments
- Backpackers carrying heavy loads or bulky, irregular equipment
- Organizers who prefer dedicated compartments for complex gear setups
Performance breakdown
Weight Efficiency
At 280g, it practically disappears on your back during fast ascents.
Agility & Mobility
Streamlined profile ensures zero interference during technical climbing or scrambling moves.
Hydration Accessibility
Smart chest pocket placement keeps fluids reachable without slowing your pace.
Ventilation Performance
Minimalist padding offers decent airflow but lacks structured suspension cooling.
Storage Versatility
Limited capacity restricts this pack to fast-and-light missions only.
Sustainability Impact
Recycled material construction aligns perfectly with modern eco-conscious outdoor standards.
Key Specs
Capacity
12 L
Weight
280 g
Material
Nylon
Back system
CONTACT
Rain cover
No
Dimensions
17 cm x 46 cm x 23 cm
Frame type
Frameless
Back panel ventilation
Yes
Number of external pockets
3
Hydration reservoir compatible
Yes
Know before you buy
Still have a question?
Ask Metto anything about the Mammut Aenergy Backpack before you decide.