Outdoor Research Alpine XT Bivy Colour:Pewter By constructing the Supersonic Jacket

By constructing the Supersonic Jacket with a curved zip finishing to the side of your chin we have drastically reduced abrasion caused by zipper hardware

and a hook with a grippy rubber tip for hanging things from flat surfaces

It even stows nicely in a Frontier Collapsible Kettle

The Expedition 8000 XT sleeping bags are appropriate for temperatures of -30 to -40°C

light Diamondloc fabric with our serious EXACT FIT Mid harness

Outdoor Research Alpine XT Bivy Colour:Pewter By constructing the Supersonic JacketThe Alpine XT Bivy is built for solo mountain travel, delivering waterproof, breathable protection and comfort in rugged, unpredictable mountain conditions. Constructed with Pertex Shield Air fabric and fully seam taped for durability, the Alpine XT Bivy is newly updated for 2026 and offers exceptional weather resistance and airflow to minimize condensation through a passive ventilation flap. An extra large mesh screen allows for stargazing and