Men's Tops

Smartwool has updated this 100% Merino wool fan-favorite with new colors and a new fit to improve functionality while enhancing aesthetics.

The Performance Tech Hoodie boasts an ultra-soft, medium-weight fabric engineered for performance. Featuring thumb holes, reflective drawstring, moisture-wicking properties, and a 50+ UPF rating, it's perfect for running or lounging.

Rep your favorite group and blaze through your runs in our new Team Running Lab singlet!

The Smartwool Men's Intraknit™ Thermal Merino Base Layer Crew is a lightweight, super-moveable top, made for all of your most extreme cold-weather activities.

Rep your favorite group and blaze through your runs in our new Team Running Lab shirt!

The Running Lab Men's Performance Tech Hoodie might be the last hoodie you ever buy!

The Men's Intraknit™ Thermal Merino Base Layer Pattern Crew by Smartwool® employs advanced technology to keep you warm during activities. 3D-mapped for a custom fit, it ensures freedom of movement, and ribbed elbows offer extra flexibility.

Discover the power of layering for comfort and temperature regulation. The Men’s Intraknit™ Active Base Layer Long Sleeve, with moisture management and mesh ventilation, becomes your essential second skin for elevated activities.

Experience the comfort and warmth of the heaviest base layer in the Men's Classic Thermal Merino Hoodie. With a mountain-inspired pattern and a hood with added neck coverage, this 100% Merino wool hoodie ensures you're ready for cold weather adventures.

Looking for an elevated running experience? Check out the super soft Luxe Short Sleeve, with ultra soft, breathable fabric. It's designed to excel equally at running or relaxing.

Supreme softness joins forces with great breathability in the men's Dash 1/2 Zip 2.0. This half-zip pullover features incredibly soft, moisture-wicking material that provides just-right warmth for chilly days.

The Men's Classic Thermal Merino Base Layer Colorblock Crew features 100% responsibly sourced Merino wool made with an interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance.

Soft, quick-drying Distance Short Sleeve 3.0 features a new, super soft fabric for distraction-free comfort.

Super soft to deliver premium comfort, the Luxe Hoodie is equally qualified for running and relaxing. The new GO₂ Soft fabric provides plenty of breathability for on-the-run comfort, while a kangaroo pocket securely stows small essentials.

Stay cool and covered in this ultralight long-sleeve running tee. With sweat-wicking, fast-drying 4-way stretch fabric, this light layer provides miles of comfort. An odor-resistant finish keeps it fresh between washes.

Wonderfully-patterned and even more comfortable, our Men's Intraknit™ Merino 200 Pattern Crew uses our latest and greatest technology to help keep you warm as you wander and get active.