Filter By:
- Tops (17)
- Briefs & Boxers (3)
- Bottoms (9)
Underwear

$111.99
$159.99
30% Off
Wonderfully-patterned and even more comfortable, Smartwool's Men's Intraknit Thermal Merino Base Layer Pattern Crew uses our latest and greatest technology to help keep you warm as you wander and get active. This Smartwool base layer is 3D-mapped for a near-custom fit and freedom of movement, while ribbed elbows provide extra flex room. New technology allows us to seamlessly knit mesh ventilation in gender-specific zones designed to help keep your body dry and warm as you venture out in comfort.

$111.99
$159.99
30% Off
This minimalist-style crew is anything but insignificant. It is a lightweight, super-moveable top, perfect for all of your sweatiest cold-weather activities. With Merino Sport yarns and gender-specific ventilation perfectly placed to maximize thermoregulation and breathability in high-intensity activities, it helps amplify moisture management, movement, and comfort.

$41.99
$59.99
30% Off
Every adventure starts with a solid foundation, and so does your outfit. Whether you’re in Tennessee or Timbuktu, the ultra-comfy and durable Merino fabric used in the Men's Merino 150 Boxer Brief helps regulate body temperature, manage moisture and resist odors. Each pair features smooth, flatlock seams and a wide elastic waistband with Merino lining to minimize chafing and maximize comfort.

$104.99
$149.99
30% Off
Smartwool has updated the fit of our Men's Merino 250 Base Layer 1/4 Zip to improve functionality while also enhancing aesthetics. As one of their heaviest base layer tops and best base layers for cold weather, this garment uses 100% responsibly sourced Merino wool, shoulder panels, and a flatlock seam construction to help minimize chafing as well as help keep you comfortable and temperature-regulated as you enjoy high-intensity skiing, hiking, running, and more.

$97.99
$139.99
30% Off
Meet the better-than-ever Men's Merino 250 Base Layer Crew. Smartwool has updated this 100% Merino wool fan favorite with new colors and a new fit to improve functionality while enhancing aesthetics. Shoulder panels eliminate top shoulder seams, and a flatlock seam construction helps prevent chafing. Add one of their best base layers for cold weather to your winter wardrobe and experience the difference the next time you go skiing, hiking, climbing, or biking.

$87.50 - $125.00
$125.00
Up to 30% Off
The 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.

$100.00
Versatile year-round base layer bottoms made with 100% merino wool and a slim fit, the 175 Everyday Leggings offer premium breathability, odor-resistance and next-to-skin comfort. Perfect layering for Autumn to Spring, hitting the slopes or just in need of some added warmth from an extra layer during the work week.

$100.00
A classic, all-purpose base layer T-shirt made with soft and breathable 100% merino wool fabric, the 175 Everyday Short Sleeve Crewe is as versatile as it is comfortable.

$80.50
$115.00
30% Off
Their 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. With the soft merino fibers, they will help regulate the body's temperature, no matter weather conditions while also resisting odors.

$94.50
$135.00
30% Off
A 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.

$135.00
A 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.

$115.00
A versatile, go-anywhere shirt made from breathable 100% merino wool jersey, the 200 Oasis Short Sleeve Crewe is our best-selling base layer top. Fibers that regulates the body temperature in all weather conditions, along with resisting odors; gusseted underarms for mobility and comfort

$125.00
Icebreaker's best-selling active baselayer bottoms made with their ultra-comfortable 100% merino jersey fabric and an updated design for improved comfort, the 200 Oasis Leggings w/ Fly are the perfect foundation for your everyday cold-weather layering system.
The Oasis fabric is not only insulating and highly breathable, but it resists odors during extended use. The slim fit and gusseted construction provide unrestricted freedom of movement, while the brushed elastic waistband and flatlock seams throughout eliminate chafing when you’re on the move.

$87.50
$125.00
30% Off
Icebreaker's best-selling active baselayer bottoms made with their ultra-comfortable 100% merino jersey fabric and an updated design for improved comfort, the 200 Oasis Leggings w/ Fly are the perfect foundation for your everyday cold-weather layering system.
The Oasis fabric is not only insulating and highly breathable, but it resists odors during extended use. The slim fit and gusseted construction provide unrestricted freedom of movement, while the brushed elastic waistband and flatlock seams throughout eliminate chafing when you’re on the move.

$91.00
$130.00
30% Off
The benchmark against which all others are judged, very versatile, go-anywhere shirt made from breathable 100% merino wool jersey, the 200 Oasis Long Sleeve Crewe is the best-selling base layer top. Hand-drawn and sketched by artist Damon Watters.

$98.00
$140.00
30% Off
Featuring their most versatile merino jersey fabric, the 200 Sonebula Leggings provide ample warmth whatever the activity. The incredibly soft merino fibers provide assistance in regulating your body temperature in all weather conditions and also is odor resistant.

$101.50
$145.00
30% Off
Icebreaker's lightest base layer top that’s perfect for active adventure and everyday training, the 200 Zone Long Sleeve Crewe features 200gm jersey corespun with LYCRA® to maximize flexibility.

$105.00
$150.00
30% Off
Their technical, cold-weather base layer top for highly aerobic days, the 200 Zone Long Sleeve Half Zip features zoned ventilation panels for active temperature regulation and ample breathability.

$105.00
$150.00
30% Off
Their technical, cold-weather base layer top for highly aerobic days, the 200 Zone Long Sleeve Half Zip features zoned ventilation panels for active temperature regulation and ample breathability.

$101.50
$145.00
30% Off
A warmer midweight version of Icebreaker's best-selling Oasis Leggings, perfect for frigid days on the trails or the mountain, the updated 260 Tech Leggings w/ Fly feature a 100% merino wool fabric for premium softness, insulation and breathability. These odor-resistant baselayer bottoms also feature a gusseted construction for ample range of motion, and the brushed elastic waistband and flatlock stitching throughout eliminate chafing when you’re on the move.

$112.00
$160.00
30% Off
Technical, cold-weather base layer bottoms for highly aerobic days, the 260 Zone Leggings feature zoned ventilation panels for active temperature regulation and ample breathability.

$112.00
$160.00
30% Off
A technical, cold-weather base layer top for highly aerobic days, the 260 Zone Long Sleeve Crewe features zoned ventilation panels for active temperature regulation and ample breathability.

$35.00
$50.00
30% Off
Built with a super-soft, stretchy and highly durable merino wool blend, and outfitted with the support and comfort you need for both daily life and weekend adventures, the Anatomica Briefs are the underwear you’ve been searching for.
With an exclusive Icebreaker supportive fit that makes them even more comfortable, the Anatomica Briefs feature corespun fabric, merino wool fibers wrapped around a nylon core, for increased durability, strength, and next-to-skin softness.
Flatlock seams eliminate chafing when you’re on the move, and the contoured pouch offers additional support.

$192.50
$275.00
30% Off
A premium, slim-fit base layer made with luxuriously soft 15.5 micron merino wool fibers and a high-neck design for added protection, the MerinoFine™ Long Sleeve Roll Neck is at the intersection of comfort and performance.

$76.99
$109.99
30% Off
A unique 2-in-1 base layer crew with a with a warm-breathable 100% merino wool exterior and a 100% LIFA® wicking interior. The versatile LIFA® Merino Midweight Crew Base Layer adapts to any type of cold weather. Combined with a 100% merino wool layer with their proven LIFA® Stay Warm Technology in a fitted 2-layer construction. LIFA® Merino Midweight Crew Base Layer delivers all the breathable warmth of merino wool fibers, plus the unique moisture management properties of LIFA® fibers.

$83.99
$119.99
30% Off
A performance half-zip base layer with a warm and breathable 100% merino wool exterior and a 100% LIFA® wicking interior. Their LIFA® Merino Midweight collection is perfect for any type of cold weather activity. They combined a 100% merino wool layer with their proven LIFA® fiber technology in a 2-layer construction. This LIFA® Merino Midweight layer delivers all the breathable, natural warmth of merino wool, plus the unique moisture management properties of LIFA® fibers.

$76.99
$109.99
30% Off
These LIFA® Merino Midweight Pants keep you warm and dry during any type of cold weather activity, so you can get outside and stay outside longer. Combined with a 100% merino wool layer with their proven LIFA® fiber technology in a 2-layer construction. Men’s LIFA® Merino Midweight 2-in-1 Base Layer Pants delivers all the breathable warmth of merino fibers, plus the unique moisture management properties of LIFA® fibers. These base layer pants come in cool prints and are fitted for optimal mobility without bulk.

$48.99
$69.99
30% Off
Merino wool & wind blocking materials help to increase insulation where you need it most. For cold and windy days on the mountain, the HH® LIFA® Merino Wind Block Boxers have a wind blocking material in the center of the front to protect you where it counts. With a winning combination of Merino wool and LIFA® stay warm fibers, the HH® LIFA® Merino boxers deliver both warmth and comfort for your toughest adventures.

HH's LIFA® Merino Midweight ¾ Pants perform in any type of cold weather activity. They combined a 100% merino wool layer with their proven LIFA® Stay Warm Technology in a 2-layer construction. LIFA® Merino Midweight ¾ Pants delivers all the breathable warmth of merino wool fibers, plus the unique moisture management properties of LIFA® fibers. These base layer pants are fitted for optimal mobility without bulk.
Page 1 of 1