Classic boxer briefs made with a stretchy slim fit and our corespun fabric, the Anatomica Boxers are supportive and comfortable for daily life and active pursuits.

A warmer, midweight version of our best-selling Oasis, the 260 Tech Long Sleeve Half Zip is a go-to piece for winter layering, made with 100% merino wool.

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.

A warmer, midweight version of our best-selling Oasis, the 260 Tech Long Sleeve Crewe is a go-to piece for winter layering, made with 100% merino wool.

An ultra-comfy underwear bottom for everyday wear, the Siren Hipkini features ultra-lightweight corespun merino blend fabric that’s durable, stretchy and incredibly soft.

Our versatile 100% merino wool base layer top with a classic zip-neck design, the 200 Oasis Long Sleeve Half Zip combines casual comfort with technical performance.

Icebreaker's lightest base layer top that’s perfect for active adventure and everyday training, the 150 Zone Long Sleeve Crewe features 150gm jersey corespun with LYCRA® to maximize flexibility.

Simple, warm and fully reversible, our slim-fit Pocket Hat is a comfy 100% merino wool hat with two colors for versatile winter warmth.

Midweight base layer bottoms perfect for skiing, winter hiking, or cold-weather layering, the 260 Tech Leggings are a warmer version of our best-selling Oasis Leggings, made with 100% merino wool.

Ultra-versatile headwear that functions as a beanie, headband, facemask, or neck gaiter, our Flexi Chute features 100% merino wool jersey for natural softness, breathability, and odor resistance.

A technical, cold-weather base layer top for highly aerobic days.

A technical, cold-weather base layer top for highly aerobic days, the 260 Zone Long Sleeve Half Zip features zoned ventilation panels for active temperature regulation and ample breathability.