Helium UL Bivy

Outdoor Research$300Buy

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From Outdoor Research

Waterproof Protection Without the Weight The Helium UL Bivy is built for ultralight backpackers climbers and fast-packers who need waterproof protection and breathability in a minimalist shelter. Made with bluesignA(R) approved PertexA(R) Shield NetPlusA(R) 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 improve airflow and reduce condensation while a high-volume toe box adds comfort through the night.