Mammut Masao Jacket

sku# 82522
Mammut - Masao Jacket
Model Info
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Product Info

The Mammut Masao Jacket will meet all of your alpine and inclement weather protection needs. Whether you're in the backcountry or downtown Seattle, when a storm is rolling in fast, you're going to need protection from the elements. The Masao has got you covered with slightly stretchy hardshell outer material that offers premium waterproofing. 15K Breathability and underarm zippers help you to regulate temperature so you can stay extra dry. With its harness/backpack compatibility, we really can't think of a reason not to get the Mammut Masao Jacket.

Product Details

Face Fabric

DRYtech™ Premium 3-Layer Stretch 18301Firm, matte surface, Bluesign® approved fabric. One hundred percent reliable protection against wind, snow and rain with even better breathability. For mountaineers who need total confidence in their clothing.

100% Polyester


100% Polyurethane

Lining Material

100% Polymide


Drawcord hem, adjustable using one hand

Pre-shaped sleeves with Velcro cuffs


Two backpack and climbing harness compatible zippered pockets

One elastic mesh inside pocket with zip

One multimedia pocket with cable outlet

One inside pocket with zip


Underarm ventilation with spray proof 2-way zip

Additional Features

Vertically and horizontally adjustable, helmet-compatible hood


  • Fit: Slim More 
  • Length: Waist-length
  • Material: Polyamide, Polyester, Polyurethane (PU)
  • Waterproof Rating (mm): 20000
  • Breathability (g): 15000
  • Insulation: No Insulation
  • Seam Sealing: Fully Taped
  • Powder Skirt: No
  • Hood Type: Fixed Hood
  • Warranty: Limited Lifetime
Weight (g) 570

Other Notes

Mammut products can only be shipped within the United States