OUR LIGHTEST WATERPROOF BIVY A true minimalist bivy for fast and light solo expeditions, the 18-ounce Helium Bivy is the lightest bivy we make. Credit the feathery waterproof, breathable Pertex® Shield+ fabric that doesn’t compromise on durability—the floor is 70D. This bivy’s no-nonsense clamshell design will handle seasons of adventuring to come.
- Fabric Performance: Waterproof, Breathable, Ultra Lightweight, Fully Seam-Taped, Durable, No-See-Um Mesh, Hydroseal® Floor,
- Design Features: Sleeping Pad Straps, Five Stake Loops, One Guy Line Loop, Internal Mesh Pocket
- Functional Details: Delrin® Single-Pole System
Fabric: Pertex® Shield+ 2.5L, 100% nylon, 30D ripstop upper – 100% nylon, 70D with TPU lamination floor
Avg. Weight (oz./g): 18.0oz / 510g (One Size)