Outdoor Research Helium Bivy Sack
Best ultralight shelter for minimalist adventurers seeking reliable weather protection.
This ultralight shelter is the ultimate minimalist solution for solo adventurers who need reliable weather protection without the bulk of a traditional tent. It balances durability and weight, making it a perfect emergency backup or primary choice for fast-moving thru-hikers and bikepackers.
$224.95
Who it's for
- Backpackers and thru-hikers prioritizing extreme weight savings and weather resistance.
- Solo adventurers and minimalist campers seeking a highly portable, reliable shelter.
- Campers in buggy or exposed environments needing reliable personal protection.
Who should skip it
- Campers who value spaciousness and comfort for gear storage and movement.
- Users in humid climates or those sensitive to moisture inside their sleeping system.
- Backpackers carrying significant gear who need sheltered storage space.
Performance breakdown
Packability
Disappears into your pack with room to spare for other essentials.
Weather Protection
Pertex Shield fabric keeps you dry through unexpected mountain downpours.
Ventilation
Single-pole design helps, but condensation remains a reality in humid conditions.
Setup Speed
Simple pole insertion gets you sheltered in under two minutes flat.
Interior Space
Minimalist design offers just enough room for your bag and pad.
Durability
Lightweight materials demand careful site selection to avoid floor punctures.
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Ask Metto anything about the Outdoor Research Helium Bivy Sack before you decide.