Outdoor Research Helium Bivy Color:Classic Blue Patent-pending multi-function valve twists over

Patent-pending multi-function valve twists over to allow the self-inflating sleeping mat to be rolled tightly without fighting re-inflation as you go

The ski's S-Cut shape and medium length provide skiers with additional control and stability for maximum confidence on the snow

Weight: 4 oz / 113 g

fire-proof and non-reactive

ensuring the Haul™ lives up to the Tundra name

Outdoor Research Helium Bivy Color:Classic Blue Patent-pending multi-function valve twists overThe Helium Bivy is a minimalist shelter for quick and light expeditions, composed of a lightweight waterproof breathable fabric that weighs only 476g. If you leave the optional hooped pole at home, your shelter weighs only 418g. The clamshell design opens up wide, and removable no see um mesh allows you to add ventilation if you're sleeping out at lower elevations in hotter weather.