Merino Wool Underwear & Breathable Thermal Underwear | icebreaker

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New Colors

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

Men's Merino Anatomica Boxers With Fly

150 Ultralight

$45.00

New Colors

Womens Merino Siren Bikini Briefs Soft and stretchy merino wool underwear with a modern slim fit, the Siren Bikini features our corespun fabric that’s incredibly soft and durable.

Women's Merino Siren Bikini Briefs

150 Ultralight

$35.00

Bestseller

Mens Merino Anatomica Boxers 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.

Men's Merino Anatomica Boxers

150 Ultralight

$45.00

Bestseller

Womens Merino Siren Hipkini Briefs 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.

Women's Merino Siren Hipkini Briefs

150 Ultralight

$35.00

Mens Merino Anatomica Tank Top A soft, stretchy sleeveless top for active layering and everyday comfort, the slim-fit Anatomica Tank features our ultralight 150gm merino wool corespun fabric.

Men's Merino Anatomica Tank Top

150 Ultralight

$65.00

Mens Merino Anatomica Short Sleeve Crewe T-Shirt A soft, stretchy base layer T-shirt for active layering and everyday comfort, the slim-fit Anatomica Short Sleeve Crewe features our ultralight 150gm merino wool corespun fabric.

Men's Merino Anatomica Short Sleeve Crewe T-Shirt

150 Ultralight

$70.00

100% Merino

Mens Merino 175 Everyday Thermal Boxers With Fly Made with 100% merino wool, the slim-fit 175 Everyday Boxers With Fly are soft, breathable, go-to underwear for any day, anywhere.

Men's Merino 175 Everyday Thermal Boxers With Fly

175 Ultralight

$40.00

Bestseller

Womens Merino Siren Thong A stretchy, ultra-comfortable thong for minimalist comfort, the Siren Thong features our corespun merino wool blend fabric for durable, super-soft performance during active or casual use.

Women's Merino Siren Thong

150 Ultralight

$30.00

100% Merino

Womens Merino 175 Everyday Thermal Boy Shorts Made with 100% merino wool, the slim-fit 175 Everyday Boy Shorts are soft, breathable, go-to underwear for any day, anywhere.

Women's Merino 175 Everyday Thermal Boy Shorts

175 Ultralight

$40.00

Womens Merino Siren Bra Cami Singlet An essential everyday camisole made with soft, stretchy, and durable jersey corespun, the Siren Bra Cami features soft, built-in support and a natural feel.

Women's Merino Siren Bra Cami Singlet

150 Ultralight

$75.00

Mens Merino Anatomica Short Sleeve V Neck T-Shirt A soft, stretchy base layer T-shirt for active layering and everyday comfort, the slim-fit Anatomica Short Sleeve V features our ultralight 150gm merino wool corespun fabric.

Men's Merino Anatomica Short Sleeve V Neck T-Shirt

150 Ultralight

$70.00

Bestseller

Mens Merino Anatomica Briefs Merino wool underwear for everyday comfort and active days, the slim-fit Anatomica Briefs feature a classic underwear design and contoured pouch for added support.

Men's Merino Anatomica Briefs

150 Ultralight

$40.00