Description

Ideal for alpine pursuits and extreme weather, the Outdoor Research Alpine AscentShell bivy combines the cult-classic Alpine Bivy with Helium AscentShell tech for drastically improved breathability.

Features

• Helium AscentShell technology leads to less condensation and a more comfortable sleep
• Compared to a clamshell opening, the large, step-in opening allows you to step out of your boots and straight into the bivy easily without any shimmying
• Durable, waterproof and breathable fabric is fully seam-taped for protection from the elements
• Fly fastener exposes the extra-large mesh screen for stargazing
• No-see-um mesh helps keep the bugs out
• High-volume toe end, plus extra head room to store your gear
• Single-pole system allows for quick setup and breakdown
• 2 stake loops; 1 guyline loop
• Weighs: 1 lb. 2.6 oz. with pole and 1 lb. 0.8 oz. without