The North Face Assault FUTURELIGHT Bivy Sack
Best breathable shelter for minimalist alpine climbers and solo explorers.
A minimalist, ultralight shelter that bridges the gap between a bivy and a tent. It offers essential weather protection and surprising headroom for solo adventurers who need to move fast and light in the backcountry.
$220.00
More Assault options
Who it's for
- Alpine climbers needing moisture management during high-altitude ascents.
- Ultralight backpackers prioritizing space and weight in their kits.
- Solo adventurers facing unpredictable mountain weather environments.
Who should skip it
- Campers who prefer extra room to stretch or store equipment.
- Budget-conscious hikers looking for a simple emergency shelter.
- Users in damp climates who require maximum airflow to stay dry.
Performance breakdown
Weight Efficiency
Featherweight construction makes this an essential choice for alpine speed missions.
Weather Protection
Three-layer laminate fabric provides a fortress against harsh, unpredictable mountain elements.
Livability
Internal pole structure adds crucial headroom, avoiding that claustrophobic bivy feeling.
Packability
Ultra-compact form factor disappears into even the most crowded technical packs.
Durability
Rugged ripstop groundsheet handles abrasive terrain without needing a footprint.
Breathability
FUTURELIGHT technology effectively vents moisture, keeping the interior dry all night.
Key Specs
Canopy Material
20D 73 g/m² FUTURELIGHT 3L recycled nylon
Floor Material
40D 74 g/m² nylon ripstop
Floor Waterproof Rating
3000 mm
Pole Material
AC Featherlite NSL
Setup Type
Internal pole
Sleeping Capacity
1 person
Number of Doors
1
Packed Dimensions
9.5 inches x 5.5 inches
Activity
Backpacking, Camping
Know before you buy
Still have a question?
Ask Metto anything about the The North Face Assault FUTURELIGHT Bivy Sack before you decide.