Outdoor Research Helium Bivy Color:Coyote Flathead screwdriver

Flathead screwdriver

Full panel zip for access to the main bag

Made up of a soft merino wool blended with a recycled polyester for added durability and moisture management

but remains in the up position when letting the bow down

4 oz Modes Dimming

Outdoor Research Helium Bivy Color:Coyote Flathead screwdriverDescription The Helium Bivy is Outdoor Research's lightest, best selling, and most awarded bivy sack of all time. Incredibly quick to set up and break down, the ultralight Helium Bivy is 14% lighter than the previous version and has everything the outdoor minimalist needs to be comfortable. Backcountry hunters love the Helium for its refined footprint, reduced weight, and durable waterproof Pertex Diamond Fuse technology. Bivy sacks give you the