Adventure is never far out of reach with the men's Smartwool Intraknit Merino Fleece full-zip hoodie. Made for high-intensity activities, this hoodie makes getting out the easiest part of your day.

JacketsFleece Jackets

Technical performance meets comfort in the men's Smartwool Intraknit Merino Sport full-zip jacket. It uses a 3D-knitting technique to put warmth, ventilation and insulation where you need it the most.

JacketsRunning Jackets

Technical meets comfortable in the men's Smartwool Intraknit Merino Sport full-zip jacket. It features a 3D-knitting technique that puts warmth, ventilation and insulation where you need them most.

JacketsRunning Jackets

With the ultimate balance of protection and performance, the Smartwool Intraknit Merino Tech Full-Zip top prioritizes warmth, breathability and ease of movement for your trail adventures.

Shirts ParentShirts

Offering comfort from the start of your trek to the hard-earned end with the Smartwool men's Intraknit Merino Tech half-zip hoodie. It's a warm, breathable and water-resistant essential.

ClothingSweaters and Sweatshirts

Fuel your exploration with knit-in wind protection, mesh ventilation and water resistance. This men's Smartwool Intraknit Merino Tech quarter-zip pullover is an essential for your adventure kit.

ClothingSweaters and Sweatshirts

No matter where your journey takes you, the men's Smartwool Intraknit Merino Thermal Pants are sure to take your comfort and movement to new heights, even during your high-intensity activities.

Pants ParentPants

With merino comfort, ventilation and articulated flex zones, the Smartwool Intraknit Thermal Max Quarter-Zip base layer top will be what you grab first for high-intensity, cold-weather adventures.

Underwear TopsBase Layer Tops

Stay comfortable on cooler-weather adventures in the Smartwool Intraknit Thermal Merino men's 3/4-length base layer bottoms, which have a performance-enhancing design and a shorter, versatile length.

Underwear BottomsBase Layer Bottoms

A winter runner's best friend, these Smartwool Intraknit Thermal Merino arm sleeves help you maintain heat while also helping with moisture management and odor control during cold-weather runs.

WarmersArm Warmers

The winter-ready pants you need to perform all season, the men's Smartwool Intraknit Thermal Merino Base Layer 3/4 Bottoms use merino wool to help keep you comfortable on every cold-weather outing.

Underwear BottomsBase Layer Bottoms

Built to flex and follow you like a shadow, the men's Smartwool Intraknit Thermal Merino base layer bottoms put warmth first, while 3D knit mesh ventilation helps keep you dry and comfortable.

Underwear BottomsBase Layer Bottoms

Adventure all day in the cold with the enhanced breathability of the men's Smartwool Intraknit Thermal Merino Colorblock Crew base layer top, designed with body-mapped mesh and distinctive patterning.

Underwear TopsBase Layer Tops

Keep your temperature just right on cold days with the built-in ventilation of the men's Smartwool Intraknit Thermal Merino Colorblock Quarter-Zip base layer top featuring body-mapped mesh zones.

Underwear TopsBase Layer Tops