Men's Base layer

Versatile year-round base layer bottoms made with 100% merino wool and a slim fit, the 175 Everyday Leggings With Fly offer premium breathability, odor-resistance and next-to-skin comfort.

Our best-selling base layer bottoms made from soft and breathable 100% merino wool jersey, the 200 Oasis Legless feature a short leg for use with boots.

Setting the standard for all others to follow, the 200 Oasis Long Sleeve Crew is icebreaker's best-selling base layer—a versatile active top for year-round layering and everyday comfort.

Setting the standard for all others to follow, the 200 Oasis Long Sleeve Crew is icebreaker's best-selling base layer—a versatile active top for year-round layering and everyday comfort.

As the official base layer of Ikon Pass we have teamed up with Ikon to create an exclusive product with artwork by Kika MacFarlane. Our versatile, go-anywhere shirt made from breathable 100% merino wool jersey, the 200 Oasis Long Sleeve Crewe is our best-selling base layer top. Setting the standard...

Our versatile, go-anywhere shirt made from breathable 100% merino wool jersey, the 200 Oasis Long Sleeve Crewe is our best-selling base layer top.

Our versatile, go-anywhere shirt made from breathable 100% merino wool jersey, the 200 Oasis Long Sleeve Crewe is our best-selling base layer top.

Our versatile, go-anywhere shirt made from breathable 100% merino wool jersey, the 200 Oasis Long Sleeve Crewe is our best-selling base layer top.

Our versatile, go-anywhere shirt made from breathable 100% merino wool jersey, the 200 Oasis Long Sleeve Crewe is our best-selling base layer top.

Our versatile, go-anywhere shirt made from breathable 100% merino wool jersey, the 200 Oasis Long Sleeve Crewe is our best-selling base layer top.

Our versatile, go-anywhere shirt made from breathable 100% merino wool jersey, the 200 Oasis Long Sleeve Crewe is our best-selling base layer top.

Setting the standard for all others to follow, the 200 Oasis Long Sleeve Crew is icebreaker's best-selling base layer—a versatile active top for year-round layering and everyday comfort.

The benchmark against which all others are judged, the Merino 200 Oasis Long Sleeve Half Zip features our most versatile merino wool jersey fabric for year-round layering performance across any activity.

The benchmark against which all others are judged, the Merino 200 Oasis Long Sleeve Half Zip features our most versatile merino wool jersey fabric for year-round layering performance across any activity.

The benchmark against which all others are judged, the Merino 200 Oasis Long Sleeve Half Zip features our most versatile merino wool jersey fabric for year-round layering performance across any activity.

Setting the standard for all others to follow, the 200 Oasis Long Sleeve Crew is icebreaker's best-selling base layer—a versatile active top for year-round layering and everyday comfort.

Setting the standard for all others to follow, the 200 Oasis Long Sleeve Crew is icebreaker's best-selling base layer—a versatile active top for year-round layering and everyday comfort.

Setting the standard for all others to follow, the Merino 200 Oasis Long Sleeve Half Zip features our most versatile merino wool jersey fabric for year-round layering performance across any activity.

Setting the standard for all others to follow, the Merino 200 Oasis Long Sleeve Half Zip features our most versatile merino wool jersey fabric for year-round layering performance across any activity.

Our versatile, go-anywhere shirt made from breathable 100% merino wool jersey, the 200 Oasis Short Sleeve Crewe is our best-selling base layer top.