• Main material15% Polyethylene
  • 2520-00770

  • Actual volume

    20 l

  • Length

    21 cm

  • Height

    47 cm

  • Width

    26 cm

  • Weight

    580 g

  • Suspension system

    MOTION T Frame™

  • Rain cover


  • Cut


  • Good back ventilation thanks to 3D EVA foam with air channels
  • T-frame, "Remove & Climb" frame strut, can be easily removed for enhanced climbing performance
  • Super-lightweight, highly breathable EVA shoulder padding
  • 2 strong ice axe attachments
  • Rope attachment on flap
  • Back length: M, 46 cm, perfect for climbing
  • Very durable material
  • Flap access to allow fast opening and closing
  • Covers on lateral compression and carrying system prevent snagging
  • Anatomically shaped carrying system makes it easier to reach upwards
  • Waterproof external zipper pocket
  • Internal zipper compartment
  • Dual load transfer construction
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    PFC Free DWR

    Perfluorinated compounds (PFCs) are practically non-biodegradable. MAMMUT has set the strategic goal of phasing out all PFC-containing product treatments and replacing them with other high-performance alternatives.


Outstanding materials and a wide range of practical features make the Trion Nordwand 20 an ideal choice for extreme alpine pursuits.