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Mammut Stoney HS Pants

sku# 134191
Mammut - Stoney HS Pants
Model Info
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Product Info

The Mammut Stoney HS Pants are a stretchy hard shell option from venerable Mammut a Swiss company that knows mountains. With Dry Technology™ Pro 20K protection, super durable construction, and just the features you really need, the Stoney HS Pants will keep you in comfort and style from first chair to last.

Product Details

Face Fabric

100% Polyester

bluesign® Approved Product


Mammut Dry Technology™ Pro Membrane20,000 mm Water Column | 20,000 g/m²/24h Vapor Permeability


Regular Fit

Integrated Waist Adjustment System

Loops on Inside of Waistband for Suspenders


2 Zipper Pockets with Warm, Cozy Fleece Lining

2 Map Pockets with Splash-Proof Zippers

Printed Leg Pocket Zipper with Mountain Silhouette Pattern


Side Vents with Splashproof Zipper and Mesh Backing


Belt Loops on Waistband Connect to Jacket

Strong Cordura Edge Protection

Snap Adjust Lower Leg Width/Length for Improved Crampon Compatibility

Snow Gaiters with Boot Attachment Loop


  • Fit: Regular More 
  • Material: Polyester
  • Construction Type: 3 Layer
  • Waterproof Rating (mm): 20000
  • Breathability (g): 20000
  • Insulation: No Insulation
  • Seam Sealing: Fully Taped
  • Bibs: No
  • Suspenders: No
  • Beltloops: Yes
  • Warranty: Limited Lifetime
Size 28 30 32 34 36 38 40
Weight (g) 720

Other Notes

Mammut products can only be shipped within the United States



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