When its blowing goats at the summit and the wind chill is a comfortable Holy Mother of God! you need the heavy-duty construction and mobilizing warmth of the K2 Mens All Mountain Insulated Pant.

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The Marmot Mens 8000M Pants provide the high-loft warmth you need to visit the highest, coldest places on earth. Novices need not apply.

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Its windy, cold, and misty on your trek though the Great Smokey Mountains. The Marmot Mens DriClime Stretch Pants use wind- and water-resistant fabric to fight the elements.

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Whether youre heading out for your summit bid or just freezing your ass off in base camp, the Millet Mens Expert Down Pant gives you high-loft warmth that protects your lower half from the harsh cold.

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The Mountain Hardwear Absolute Zero Pant is for the most extreme ascents in the most extreme conditions nature has to offer.

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Wear the Mountain Hardwear Mens Compressor Pants on your backcountry treks. The superlight fabric and lofty but compressible insulation keeps you warm without restricting movement or weighing you down.

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The windproof, insulated Patagonia Mens Micro Puff Pant is your safe haven from cold chairlifts and windblown peaks.

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For conditions colder than you can even imagine, The North Face Mens Himalayan Down Pant separates your warm body from the frozen world with a barrier of fluffy, 800-fill goose down and Gore Windstopper fabric.

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Cold-weather mountaineering trips call for The North Faces warm and durable Mens Redpoint Pant. The low-bulk PrimaLoft insulation keeps you cozy without the puffball feeling.

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