Mammut Sertig III Low GTX Men

40
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Size5

Product details

The Sertig III Low GTX Men from Mammut is a lightweight, low-cut hiking shoe designed for day hikes. It offers a combination of comfort, functionality, and protection, making it ideal for various types of terrain. The innovative Mammut Swiss Design sole provides excellent grip, while the highly resilient foam and wider fit ensure pleasant cushioning and support. The breathable mesh upper allows for optimal air circulation, while the integrated GORE-TEX membrane makes the shoe waterproof, providing protection even in adverse weather conditions. The Sertig III Low GTX is the perfect choice for those seeking maximum comfort with minimal weight.

  • Lightweight hiking shoe for day hikes
  • Breathable mesh upper for optimal air circulation
  • Waterproof GORE-TEX membrane for protection in bad weather
  • Highly resilient foam for comfortable cushioning.

Key specifications

Colour
GreyRed
Exact colour description
dark mammoth red-moonbeam
Target group
Men
Shoe size (EU)
40
Shaft height
Low
Fabric properties
BreathableWaterproof
Fastener
Lace fastening

General information

Item number
66636312
Manufacturer
Mammut
Category
Hiking boots
Release date
27.1.2026

Colour

Colour
GreyRed
Exact colour description
dark mammoth red-moonbeam

Material

Material group
FabricPlastic
Upper
FabricSynthetic
Sole material
Rubber
Material
FabricRubberSynthetic

Target group

Target group
Men
Age group
Adults

Shoe properties

Shoe size (EU)
40
Shaft height
Low
Sport
Hiking
Membrane
Gore-Tex
Fit
Regular fit
Fabric properties
BreathableWaterproof
Season
3-seasons
Fastener
Lace fastening

Origin

Country of origin
Vietnam

Sustainability

Manufacturer commitment
Fair wearSBTi

Product dimensions

Weight
390 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
  • 7.Trollkids
    0.4 %
  • 10.Columbia
    0.5 %
  • 10.Mammut
    0.5 %
  • 10.Merrell
    0.5 %
  • 10.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
  • 15.Salewa
    26.4 %
  • 16.Meindl
    26.8 %
  • 17.Mammut
    27.3 %
  • 18.Garmont
    28.7 %
  • 19.Adidas
    29.9 %
Source: Digitec Galaxus

Translation: machine translated
Without ratingNo rating
WanderlustProdukttests Leichte WanderschuheReleaseApril 2026

The Sertig III Low GTX really comes into its own on varied day hikes. The lightweight shoe with Swiss Design sole and spring-back foam glides along, while the wide fit and high cushioning almost make you forget you're wearing it at all. The only place you'll wish for more lateral support is on challenging rocky terrain...