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Aconcagua ML 3/4 Tight - Men's

Temporarily Out Of Stock

Don't get too bummed. This item is on the way and will be available for purchase as soon as it rolls into the warehouse.

Can't wait? Consider one of the other Men's Heavyweight Long Underwear Bottoms we have in stock.

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Why We Like The Mammut Aconcagua ML 3/4 Tight

We love that Mammut made the Aconcagua ML 3/4 Tight durable and performance-oriented for extreme mountaineering missions. It's composed of a sophisticated combination of two high-quality, functional fleeces that promote proper body climate in high altitudes.


  • Warm baselayer for skiing or winter hiking
  • Synthetic construction is stretchy and breathable
  • Slim fit is ideal for layering under snowpants
  • Heavyweight design is great for frigid storm days
  • Item #MAMU5KB
Polartec Power Stretch Pro (39% nylon, 52% polyester, 9% spandex)
Insulation Weight
3/4 tight
UPF Rating
Claimed Weight
skiing, snowboarding, climbing, mountaineering, training
Manufacturer Warranty
limited 2 years


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