Updates to Mammut Ducan Pro High GTX

The Ducan Pro High GTX is a Mammut hiking boot equipped with components that deliver protection and performance for winter adventures. A Gore-Tex Insulated Comfort membrane is embedded into its textile upper to retain heat in low temperatures.

This Mammut offering uses the brand’s patented Flextron midsole, which consists of a spring-steel element, to provide stability and support. It is paired with a Vibram Flextron outsole to give outdoor lovers ground adherence in most types of terrain.

Size and fit

The Mammut Ducan Pro High GTX is a winter hiking boot designed for men. Its anatomical last works together with a mono-tongue and an asymmetric lacing system to give a secure fit. The latter, meanwhile, enables wearers to gain a customized lockdown. Moreover, a counter is found at the back of the upper to help keep the heel in place.


The men’s Mammut Ducan Pro High GTX is equipped with a Vibram Flextron outsole for surefootedness. It uses an aggressive pattern of multi-directional lugs to produce grip on both wet and dry surfaces. A heel brake is incorporated into its design to give adventurers added stopping power when traversing downhill terrain.


This boot for outdoor excursions in cold weather comes with a trademarked Flextron midsole. It integrates a spring-steel midsole component to render support and energy return. A footbed sits on top of the midsole to deliver added cushioning and underfoot comfort.


The Mammut Ducan Pro High GTX features a textile upper lined with a Gore-Tex Insulated Comfort membrane. The combination of these components grants lightness, insulation, and water protection. It also uses Mammut’s proprietary Georganic 3D technology, which employs a geometric-dynamic design to support the foot’s natural movement.

This winter hiking boot uses a series of fabric loops and metal hooks for its 2 Zone lacing system. These components help the wearer manage the footgear’s fit. Its molded counter at the rearfoot zone delivers added heel support. A pull tab is found at the back of the collar to promote easy on and off.

Nice to know

- Those who require a lighter pair for day hikes may want to consider the Adidas AX3.

Facts / Specs

Weight: 540g
Use: Snow
Cut: High cut
Features: Insulated / Orthotic friendly / Removable insole
Waterproofing: Waterproof
Width: Normal

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Paul Ronto
Paul Ronto

Over the past 20 years, Paul has climbed, hiked, and ran all over the world. He has summited peaks throughout the Americas, trekked through Africa, and tested his endurance in 24-hour trail races as well as 6 marathons. On average, he runs 30-50 miles a week in the foothills of Northern Colorado. His research is regularly cited in The New York Times, Washington Post, National Geographic, etc. On top of this, Paul is leading the running shoe lab where he cuts shoes apart and analyses every detail of the shoes that you might buy.