On steep trails or during a break at the summit, the Aconcagua ML Jacket by Mammut proves to be the ideal companion. Its Polartec® Power Stretch® Pro material is more than just a long name; it’s the secret to your freedom of movement. Thanks to its four-way stretch technology, every move is unimpeded, allowing you to climb, jump, and explore with remarkable ease.
This jacket is not just about comfort; it’s also about moisture management. It keeps the warmth where you need it while quickly wicking away sweat. A real magic trick for those who love to push themselves without ending up soaked. Moreover, it dries at an impressive speed, ready to take on the next challenge.
With its timeless design, the Aconcagua ML Jacket offers unmatched durability. It doesn't lose its shape, even after numerous adventures. Perfect as a mid-layer under an all-weather jacket, this men's fleece jacket also shines on its own. Whether for a casual hike or a climbing expedition, it’s ready to take on any challenge you throw at it. Put it on and let your passion for the outdoors shine!
Very robust, stretchy, and warm Polartec® Power Stretch® Pro™ material with an abrasion-resistant nylon surface
High collar with a well-fitted closure
Top-quality flat chin guard and zipper underlay
2 side pockets with zippers, easily accessible even when wearing a backpack
Raglan sleeves to avoid pressure points on the shoulders
Functional thumb loops that remain completely closed when not in use
The Black and White colors are achieved using a solution dyeing process that conserves resources and has a reduced environmental impact
Athletic Fit
Main material: Polartec® Power Stretch® Pro - 52% Polyester, 39% Polyamide, 9% Elastane
Bluesign® certified product, Fair Wear Foundation
Weight: 367 g

Nature is our playground and our commitment to the environment is obvious. This is also why we highlight our selection from HardGreen, which makes sustainable, eco-friendly products that help
Read more +
BlueSign was conceived right in the mountains, in Switzerland to be precise. This international label adopts a global approach in order to guarantee transparency and traceability within the textile sector. It ensures the absence of substances that ...
Read more +
Monitoring and improving working conditions within the textile industry is the primary mission of the Fair Wear Foundation. This is an independent foundation that collaborates with member companies to guarantee decent working conditions, and to ...
Read more +