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The PIEPS Bivy could mean the difference between life and death and should be an essential part of your alpine kit. The bivies are light, robust, water and wind proof, have a silver lining to for maximum heat retention and pack down small. More than just an emergency bivouac, each bivy can also be used as a seat pad, seat pad, sun sail, rain collector, rescue sled, poncho and more.

The Double is a roomy single person bivy while the Alien Double is a true two person emergency bivy.


  • Silver coating on the inside retains body heat
  • Water and wind proof, robust, lightweight ripstop fabric for durability in harsh conditions
  • Easy to store, compresses to small size
  • Closes with a cord
  • Alpine emergency signals printed on the bivy bag
  • 8 strengthened loops on the side (forces checked) for provisional evacuation
  • Range of application:
    • Use as bivouac
    • For provisional evacuation in case of an emergency
    • Multifunctional use on tour (e.g. seat-pad, sun sail, rain poncho...)


Length 190cm (all sizes)
Shoulder Width 85cm (single), 138cm (Double & Alien Double)
Foot Width 85cm (single), 138cm (Double & Alien Double)
Packed Size <strong>Seatpad:</strong><br>40 x 24 x 2.5cm (Single)<br>30 x 24 x 3cm (Double & Alien Double)<strong>Compressed:</strong><br>24 x 6.5 x 6.5cm (Single)<br>24 x 8 x 8cm (Double & Alien Double)
Average Weight 325g (Single), 525 (Double & Alien Double)
Made From PU - silver coated rip-stop nylon
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