Harnessing the natural benefits of merino wool, the kids' Icebreaker 200 Oasis Crewe long-sleeve is an ideal base layer top for milder winter days and year-round layering.

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Made from 100% merino wool, the men's Icebreaker 200 Oasis Half-Zip top layers effortlessly under any mid and outer layers for the ultimate cool-weather adventures.

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You can effortlessly layer the women's Icebreaker 200 Oasis Half-Zip top under any mid and outer layers for the ultimate cool-weather adventures. It's made from 100% merino wool.

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Made with classic merino jersey fabric, the women's Icebreaker 200 Oasis leggings provide the natural benefits of merino wool in a highly versatile, highly comfortable design.

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Made with merino jersey fabric and an updated design for improved comfort, the men's Icebreaker 200 Oasis leggings with fly are the perfect foundation for your everyday cold-weather layering system.

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Seeking the perfect foundation for your everyday cold-weather kit? Made with merino wool jersey, the men's Icebreaker 200 Oasis Legless base layer bottoms are a worthy addition to any layering system.

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An ideal foundation for cold-weather layering, the women's Icebreaker 200 Oasis Long-Sleeve Crewe Ski Tracks base layer top is ultra-comfortable, breathable, insulating and odor-resistant.

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When the going gets cold, don't suffer. Don the men's Ortovox 230 Competition Long Base Layer pants. Mapped so every area of the body is covered in just-right thickness, they keep you warm and moving.

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A reliable base layer is a must for year-round alpine adventures. The men's Ortovox 230 Competition Long-Sleeve top is light, flexible and knit to keep critical zones warm, others well ventilated.

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When the going gets cold, don't suffer. Don the men's Ortovox 230 Competition Long Base Layer pants. Mapped so every area of the body is covered in just-right thickness, they keep you warm and moving.

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A reliable base layer is a must for year-round alpine touring. The men's Ortovox 230 Competition Zip-Neck top is light, flexible and knit to keep critical zones warm, others well ventilated.

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A heavier midweight base layer perfect for skiing, snowshoeing or winter layering, the men's Icebreaker 260 Tech leggings are made from warm, odor-resistant merino wool and sport a convenient fly.

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Whether you're scoring a powder day on the mountain or enjoying a quiet hike through the woods, the men's Icebreaker 260 Tech Crewe base layer top is a go-to foundation for cold-weather layering.

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With a technical, zip-neck design and 100% merino wool construction, the men's Icebreaker 260 Tech Half-Zip base layer top is a breathable foundation for cold-weather layering and active days outside.

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