A reliable classic for year-round versatility and breathable comfort, the men's Icebreaker 200 Oasis Crewe base layer top is primed and ready for far-flung travels or weekends skiing at the resort.

Underwear TopsBase Layer Tops

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.

Underwear TopsBase Layer Tops

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.

Underwear BottomsBase Layer Bottoms

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.

Underwear BottomsBase Layer Bottoms

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.

Underwear BottomsBase Layer Bottoms

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.

Underwear TopsBase Layer Tops

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.

Underwear BottomsBase Layer Bottoms

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.

Underwear TopsBase Layer Tops

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.

Underwear BottomsBase Layer Bottoms

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.

Underwear TopsBase Layer Tops

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.

Underwear TopsBase Layer Tops

Comfortable across seasons, the men's Arms of the Andes 300 Lightweight Alpaca Wool leggings withstand tough environments and keep you warm in winter and dry in summer.

Underwear BottomsBase Layer Bottoms

An all-seasons base layer, this men's Arms of Andes 300 Lightweight Alpaca Wool Half-Zip top is breathable for summer hikes and warm from the slopes to apres-ski in winter.

Underwear TopsBase Layer Tops

For hard training sessions and active lifestyles, these Craft Active Intensity base layer pants help you regulate your body temperature for extended comfort no matter what you're planning to conquer.

Underwear BottomsBase Layer Bottoms