From high-alpine ascents to chilly morning hikes, the Aconcagua ML Jacket is built to keep us warm without restricting movement. Designed with Polartec Power Stretch Pro, this fleece provides a perfect balance of breathability, insulation, and flexibility, allowing us to move freely while staying comfortable. Its slim, athletic fit makes it an ideal mid-layer under a shell when tackling tough conditions, while its rugged, abrasion-resistant exterior ensures long-term durability. Whether climbing, skiing, or trekking into the backcountry, the Aconcagua ML Jacket offers reliable warmth and performance, season after season.
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Available Colors: Alpine Calamint
Size Reference for Mammut Jacket Alpine Calamint XS
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