Built for high-action sports, the men's Ortovox 120 Comp Light Base Layer hoodie is light, durable and strategically breathable—ideal for ski touring all winter or alpine trekking all summer.

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Very light, technical and breathable, the men's Ortovox 120 Comp Light long-sleeve base layer top is ideal for high-action sports and intense alpine activities in both summer and winter conditions.

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Very light, technical and breathable, the women's Ortovox 120 Comp Light Long-Sleeve base layer top is ideal for high-action sports and intense alpine activities in both summer and winter conditions.

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Whether on a winter ski tour or summer alpine climb, layer up in the women's Ortovox 120 Competition Light base layer hoodie. It's strategically knit for higher breathability where you need it most.

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Be prepared for any heights in the Ortovox women's 120 Cool Tec Fast Upward base layer T-shirt. Its lightweight, quick-drying fabric helps keep you cool during strenuous hikes and climbs.

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Be prepared for any heights in the women's Ortovox 120 Cool Tec Fast Upward long-sleeve base layer T-shirt. Its lightweight, quick-drying fabric helps keep you cool during strenuous hikes and climbs.

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An ultralight base layer designed to manage sweat during high-intensity activities, the men's Icebreaker 125 ZoneKnit Crewe top keeps you comfortable when you're moving fast.

Underwear TopsBase Layer Tops

An ultralight base layer designed to manage sweat during high-intensity activities, the women's Icebreaker 125 ZoneKnit Crewe top keeps you comfortable when you're moving fast.

Underwear TopsBase Layer Tops

An ultralight base layer designed to manage sweat during high-intensity activities, the men's Icebreaker 125 ZoneKnit Long-Sleeve Crewe top keeps you comfortable when you're moving fast.

Underwear TopsBase Layer Tops

An ultralight base layer designed to manage sweat during high-intensity activities, the women's Icebreaker 125 ZoneKnit Long-Sleeve Crewe top keeps you comfortable when you're moving fast.

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When it's hot up in the alpine, choose the men's Ortovox 140 Cool Vintage Badge T-shirt. This lightweight shirt is quick-drying with a cooling effect—and it's durably built for mountain terrain.

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Crafted from breathable alpaca, the men's Arms of Andes 160 Ultralight Alpaca Wool long-sleeve shirt keeps you warm and dry during intense activities—no matter the season or climate.

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Crafted from breathable alpaca, the women's Arms of Andes 160 Ultralight Alpaca Wool long-sleeve shirt keeps you dry during intense activities. Wear it alone in summer or as an extra layer in winter.

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When the weather gets cold, don't let the going get tough. Made with soft, warm merino wool, the men's Ortovox 185 Merino Rock'n'wool short-sleeve base layer top is ready to freeride, shred and more.

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