Mammut Alnasca IV Low GTX Men

42
3Ratings
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Product details

The Alnasca IV Low GTX is a technical hiking shoe specifically designed for men. It combines lightweight construction with a robust design to provide optimal support and comfort on various terrains. The breathable GORE-TEX membrane protects against moisture and wind, while the Flextron® drive plate ensures stability and precision on technical ground. The EVA foam midsole enhances cushioning and shock absorption, increasing overall comfort. The Vibram XS TREK EVO outsole with climbing zone offers excellent grip, even in wet conditions. With an optimized lacing system, the shoe combines flexibility with additional support, allowing wearers to feel secure in any terrain.

  • Breathable GORE-TEX membrane for weather protection
  • Flextron® drive plate for stability and precision
  • EVA midsole for improved cushioning and comfort
  • Vibram XS TREK EVO outsole with excellent grip.

Key specifications

Colour
Black, Blue, White
Exact colour description
Black, Blue, Marine, navy-white, White
Target group
Men
Shoe size (EU)
42
Shaft height
Low
Fabric properties
Breathable, Hardwearing, Waterproof
Fastener
Lace fastening

General information

Item number
66637118
Manufacturer
Mammut
Category
Hiking boots
Manufacturer No.
3020-06620-5899-1080
Release date
27.1.2026
Sales rank in Category Hiking boots
264 of 20231

Colour

Colour
Black, Blue, White
Exact colour description
Black, Blue, Marine, navy-white, White

Material

Material group
Fabric, Leather, Plastic
Main fabric material
Polyester
Upper
Fabric, Leather, Polyester, Polyurethane, Suede, Synthetic
Sole material
EVA, Natural and synthetic textiles, Rubber
Material inner lining
Polyamide, Polyester
Material
Abrasion-resistant rubber, EPE, EVA, Fabric, Leather, Natural and synthetic textiles, Other material, Polyamide, Polyester, Polyurethane, Rubber, Synthetic

Target group

Target group
Men
Age group
Adults

Shoe properties

Shoe size (EU)
42
Shaft height
Low
Sport
Hiking
Membrane
Gore-Tex
Fabric properties
Breathable, Hardwearing, Waterproof
Shoe sole technology
EVA, Gore Tex, Vibram XS Trek Evo
Season
All-season
Fastener
Lace fastening

Origin

Country of origin
Vietnam

Sustainability

Manufacturer commitment
Fair wear, SBTi

Product dimensions

Weight
410 g

30-day right of return and free return shipment

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Hiking boots» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 9.Columbia
    0.5 %
  • 9.Keen
    0.5 %
  • 9.Mammut
    0.5 %
  • 9.Merrell
    0.5 %
  • 9.Salomon
    0.5 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • Mammut
    Not enough data
  • 1.Scarpa
    0 days
  • 2.Salewa
    1 day
  • 3.Lowa
    3 days
  • 3.Merrell
    3 days

Return rate

How often is a product of this brand in the «Hiking boots» category returned?

Source: Digitec Galaxus
  • 16.Salewa
    26.4 %
  • 17.Meindl
    26.7 %
  • 18.Mammut
    27.5 %
  • 19.Adidas
    28.5 %
  • 19.Garmont
    28.5 %
Source: Digitec Galaxus