Mammut Alnasca IV Low GTX Men

48
Delivered between Mon, 7.9. and Wed, 9.9.
Supplied by
free shipping

Size4

Product details

The Alnasca IV Low GTX Men from Mammut is a technical hiking shoe designed for demanding outdoor activities. With its lightweight design and low shaft height, it offers both flexibility and stability, making it ideal for approaches, hikes, and via ferratas. The breathable GORE-TEX membrane protects against moisture and wind, while the Flextron® drive plate provides additional stability on technical terrain. The EVA foam midsole enhances cushioning and shock absorption, increasing comfort during longer activities. The Vibram XS TREK EVO outsole with climbing zone ensures excellent grip, even in wet conditions. The optimized lacing allows for a personalized fit and provides extra support, so wearers can feel secure in any terrain.

  • Breathable GORE-TEX membrane for weather protection
  • Flextron® drive plate for stability on technical terrain
  • EVA midsole for improved cushioning and comfort
  • Vibram XS TREK EVO outsole with climbing zone for optimal grip
  • Optimized lacing for personalized fit and support.

Key specifications

Colour
GreenSilver
Exact colour description
deep silver sage-pinea
Target group
Men
Shoe size (EU)
48
Shaft height
Low
Fabric properties
BreathableWaterproof
Fastener
Lace fastening

General information

Item number
66830944
Manufacturer
Mammut
Category
Hiking boots
Manufacturer No.
3020-06620-40348-1550
Release date
31.1.2026

Colour

Colour
GreenSilver
Exact colour description
deep silver sage-pinea

Material

Material group
FabricPlastic
Upper
FabricSynthetic
Sole material
EVARubber
Material
EVA foamFabricRubberSynthetic

Target group

Target group
Men
Age group
Adults

Shoe properties

Shoe size (EU)
48
Shaft height
Low
Sport
ClimbingHiking
Membrane
Gore-Tex
Fabric properties
BreathableWaterproof
Shoe sole technology
Vibram XS Trek Evo
Fastener
Lace fastening

Origin

Country of origin
Vietnam

Sustainability

Manufacturer commitment
Fair wearSBTi

Voluntary climate contribution

CO₂ emissions
8.76 kg
Climate contribution
CHF 0.22

Product dimensions

Weight
410 g

30-day right of return and free return shipment
24 Months Warranty (Bring-in)
1 additional offer

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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
  • 1.Mammut
    0 days
  • 1.Scarpa
    0 days
  • 3.Salewa
    1 day
  • 4.Lowa
    3 days
  • 4.Merrell
    3 days

Return rate

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

Source: Digitec Galaxus
  • 13.Jack Wolfskin
    25.5 %
  • 14.Salewa
    26.5 %
  • 15.Mammut
    26.9 %
  • 16.Meindl
    27 %
  • 17.Trollkids
    27.6 %
Source: Digitec Galaxus