Rab Ascent Bivy Sack

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Show Description

A lightweight, packable option for weekend missions or alpine expeditions. The fabric is waterproof and breathable, and the entry portal has a mesh panel that can removed if you don't need to bring it.

  • Made with eVent DValpine 3-layer waterproof breathable fabric.
  • Removable zippered no-see-um mesh door provides ventilation options.
  • Webbing loop at the end allows you to hold the door open.
  • Wide profile accommodates larger sleeping bags.

Tech specs

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Ideal for
  • Backpacking
  • Winter and expedition camping
Seasons 4-season

The number of average sized people that the product can comfortably sleep.

Canopy mesh Nylon mesh
Fly fabric Waterproof-breathable fabric
Floor length

A measurement based on the longest point of the tent.

Floor width

A measurement based on the widest points of the tent.

Floor area

Square metre measurement of a tent’s usable space. Does not include vestibules.

1.35sq. m
Interior peak height 0.3m
Packed weight

Includes the full tent with its stuff sack, repair swatches, and all the guylines and pegs.

Packed size 13 x 25cm
Made in China