Outdoor Research Helium UL Bivy Brand_CliTas The quick-drying materials are ideal

The quick-drying materials are ideal when working hard in sunny conditions

Closing the clip on the Belay Master 2 ensures the carabiner is safe for use

you need a do-it-all system which can respond to your output and changing conditions

The ZIGZAG PLUS mechanical Prusik allows the user to move around efficiently in a tree using classic Prusik pulley system technique

Outdoor Research Helium UL Bivy Brand_CliTas The quick-drying materials are idealThe 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