-40° - 0°F

Extreme cold environments are usually dry and sunny. Wind resistance and insulation are generally a higher priority than protection from rain. Depending on whether your activity is more static or active, high-loft layers may be required.

A1 - Aether Boxer Brief A1 - Aether Boxer Brief
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A1 - Aether Boxer Brief
$60.00
The A1 Aether Boxer Brief is a high-performance breathable, moisture wicking baselayer built from Polartec’s® super lightweight Power Grid™ fleece....
A1 - Aether Crew A1 - Aether Crew
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A1 - Aether Crew
$75.00
The A1 Aether Crew is a high-performance breathable, moisture wicking baselayer built from Polartec’s® super lightweight Power Grid™ fleece. The...
A1 - Aether Long John A1 - Aether Long John
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A1 - Aether Long John
$75.00
The A1 Aether Long John is a high-performance breathable, moisture wicking baselayer built from Polartec’s® super lightweight Power Grid™ fleece....
A1 - Aether Pullover A1 - Aether Pullover
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A1 - Aether Pullover
$95.00
The A1 Aether Pullover is a high-performance breathable, moisture wicking baselayer built from Polartec’s® super lightweight Power Grid™ fleece. The...
A1 - Power Wool Boxer Brief A1 - Power Wool Boxer Brief
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A1 - Power Wool Boxer Brief
$70.00
The A1 Power Wool Brief is a durable, breathable, moisture wicking baselayer built from Polartec® Power Wool™ which combines the...
A1 - Power Wool Crew A1 - Power Wool Crew
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A1 - Power Wool Crew
$105.00
The A1 Power Wool Crew is a breathable, moisture wicking baselayer built from Polartec® Power Wool™ which combines the benefits...
A2 - Krios Long John A2 - Krios Long John
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A2 - Krios Long John
$99.00
The A2 Krios Long John is constructed of Polartec’s® heavyweight grid fleece to retain warmth and wick moisture during active...
A2 - Krios Pullover A2 - Krios Pullover
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A2 - Krios Pullover
$119.00
The A2 Krios Pullover is designed to retain warmth and wick moisture during active use. This piece is built from...
A3 - Alpha Lochi Jacket (Reversible) A3 - Alpha Lochi Jacket (Reversible)
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A3 - Alpha Lochi Jacket (Reversible)
$300.00
The A3 Lochi Jacket is designed for active use in cold environments, and is reversible for low-profile use in urban...
A3 - Alpha Sweater A3 - Alpha Sweater
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A3 - Alpha Sweater
$275.00
The A3 Alpha Sweater is designed for active use in cold climates, and can be worn as a mid or...
A3 - Ra Fleece A3 - Ra Fleece
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A3 - Ra Fleece
$199.00
The A3 Ra Fleece is a durable wind-resistant mid-layer built out of Polartec’s® Wind Pro® Fleece. Polartec® Wind Pro® uses...
A4 - Wind Pant A4 - Wind Pant
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A4 - Wind Pant
$195.00
Designed for layering over a base layer or fleece for protection against wind and light rain. The A4 Wind Pant...

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