The Helium UL Bivy is built for fast-and-light mountain missions with waterproof, ultralight durability, using 2.5L Pertex Shield NetPlus fabric—made from 100% recycled fishing nets—to block wind and rain while delivering optimal ventilation for better nights in the backcountry.
Fabric
bluesign® approved 2.5L Pertex Shield Netplus with waterproof breathable laminate 100% Recycled Nylon 30D ripstop, 100% Nylon 40D ripstop with PU coated floor
Fabric Performance
Fully Seam Taped
Highly Breathable
Lightweight
No-See-Um Mesh
Waterproof
Design Features
2026 Updated Design
Clamshell Opening
Dual Passive Ventilation Flaps increases airflow and reduces condensation
Four Aluminum Stakes
High Volume Toe Box
One Guy Line Loop
Reflective Logo and Trims
Single DAC Aluminum pole design
Six Stake Loops
Product Weight 510.9 g / 18.02 oz
New/Best Seller/Updated
Sustainability bluesign® Approved Materials
Technology Pertex® Shield NetPlus