Outdoor Research Helium UL Bivy Aspire Note: Product image shows a

Note: Product image shows a blue version

the rotating locking sleeve of the carabiner gate can be blocked and is thus secured against unintentional opening

The bottom of the bag is reinforced by two rails

and an easy-on elastic waist

Outdoor Research Helium UL Bivy Aspire Note: Product image shows aThe Helium UL Bivy is built for ultralight backpackers, climbers, and fast packers who need waterproof protection and breathability in a minimalist shelter. Made with bluesign approved Pertex Shield NetPlus fabric from 100% recycled nylon, the Helium UL Bivy is newly updated for 2026 to deliver durable, lightweight performance with a fully seam taped design and waterproof PU coated floor for reliable weather protection. Dual passive ventilation flaps