Outdoor Research Helium Bivy - Classic Blue CHideaApparelUnderwear resulting in a controlled braking

resulting in a controlled braking distance

training sessions and skyraces

Characteristic: cool design and zip in the back

These Mats are for hire

Outdoor Research Helium Bivy - Classic Blue CHideaApparelUnderwear resulting in a controlled brakingThe Helium Bivy is Outdoor Research's lightest, best selling, and most awarded bivy sack of all time. Incredibly quick to set up and breakdown, the ultralight Helium Bivy is 14% lighter than its last generation, and has everything the outdoor minimalist needs to be comfortable. Thru hikers and bikepackers love the Helium for its refined footprint and reduced weight, and trust it for its durable, lightweight, waterproof Pertex Diamond Fuse technology.